Brass Nuts  Hex Nuts, Brass Full Nuts, Hex Brass Lock Nuts, Hex Rivet Nut, 
Brass Square Nuts, Brass Wing Nuts, BS 3692, DIN 934, BS 57, IS/1363, IS/1367, Free Cutting Brass
 
 
   
Product
Brass Water Tank Connectors
Brass Standoffs
Brass Spacers
Brass Nuts
Brass Screws
Brass Lock Nuts
Brass Fasteners
Brass Machine Screws
Brass Electronic Hardware
Brass Bolts Hex Bolts
Brass Plastic Moulding Inserts
Brass Parts India
Brass Components
Brass Moulding Inserts
Brass Molding Inserts
Brass BSP NPT Threaded Inserts
Brass Cross Knurled Inserts
Brass Helical Knurled Inserts
Brass Press Lock Type Inserts
Brass Self Tapping Inserts
Brass Straight Knurled Inserts
Brass Tappex Type Inserts
Brass Male Female CPVC UPVC Fittings
Brass Male Female Inserts for PPR Fittings
   
 
 

BRASS NUTS Brass hex Nuts 

 
Brass Nuts Brass Hex Nuts Brass Cap Nuts Brass Lock nuts Brass full Nuts Brass Jam Nuts Brass CSk Nuts Brass Metric Nuts Brass American Standard Nuts Brass British Standard Nuts DIN 934 Nuts Hexagonal Brass Nuts Brass Nut Brass Hex Nut Brass Acorn nut cap Nuts Slotted Nut Flanged Back Nuts Brass Union Nuts Flare Nuts union Nuts
 
BRASS NUTS Brass hex Nuts BRASS NUTS Brass hex Nuts DIn 934 Brass full nuts 


 Brass Nuts, Brass Hex Nuts, Brass Cap Nuts, Brass Lock nuts ,Brass full Nuts ,Brass Jam Nuts, Brass CSk Nuts ,Brass Metric Nuts ,Brass American Standard Nuts, Brass British Standard Nuts ,DIN 934 Nuts, Hexagonal Brass Nuts, Brass Nut, Brass Hex Nut ,Brass Acorn nut ,cap Nuts ,Slotted Nut ,Flanged Back Nuts, Brass Union Nuts ,brass Flare Nuts, union Nuts , Brass Hex Cap Nuts, Brass Flanged Back nuts   ,Brass Lock  nuts ,  Brass Wing Nuts, Nylon Insert Stop Nuts, Brass Nyloc nuts ,Brass Square Nuts, Brass hex nuts, Brass hex Panel Nuts, Brass Machine screw nuts ,Square and Hex Machine Screw Nuts  ,Brass Serrated Flange Lock Nuts, Brass Heavy Hex Nuts, Finished Hex Nuts, Brass Hex Jam Nuts, ,Two Way Reversible Lock Nuts ,Brass Wing Nuts, Cold Forged Brass T- Nuts, Straight Barrel ,Brass Hex Coupling Nuts,Brass cold forged nuts,
Brass machined nuts, Brass threaded nuts, Brass hex full nuts,
 
 
Indian Manufacturer and Exporters of Brass Nuts
 
Types :-
Brass Hex Nuts Brass Full Nuts
Hex Brass Lock Nuts
Hex Rivet Nut
Brass Square Nuts
Brass Wing Nuts
Specifications :-
BS 3692 DIN 1587 Cap nuts Acorn nuts Dome nuts
DIN 934 DIN 935 DIN 937 Jam nuts lock nuts
BS 57 DIN 975 DIN 976 threaded Brass nuts
DIN 982 self locking nuts DIN 439 A and B DIN 466
IS/1367 Round nuts knurled nuts DIN 557 square nuts
Material :-
Free Cutting Brass IS 319 Type (I) or BS 249 Type (I) or High Grade.
Any Special Brass Material Composition as per customers requirement.
 
Threads for Brass Nuts :-
ISO Metric (MM Threads) 2mm 3mm 3.5mm 4mm 5mm 6mm 8mm 10mm 12mm 16mm 20mm24mm
BA, BSW (Inches), UNC, BSP, NPT, NPSM, UNEF (fine threaded ) ,UNF- 1/8" 5/32" 3/16" ¼" 5/16" 3/8" ½" ¾" 5/8" ¾" 1" 11/4" 11/2" 2
Any as per custom design.
 
Sizing :-
Any size as per custom design or requirement
 
Finish And Coating :-
Natural, Nickle Plated, Tin Plated brass nuts, hex full nuts, hex lock nuts, hex rivet nut, square nuts and wing nuts or any coating as per customer specification.
 
Internal Threads - Class 2B
 
Nominal Size &
Threads / Inch &
Series Designation
Allow-
ance
Minor
Diameter
Pitch
Diameter
Major
Diameter
      Max. Min. Max. Min. Toleran- ce Min.
0-80
1-64
1-72
2-56
2-64
UNF
UNC
UNF
UNC
UNF
0.0005
0.0006
0.0006
0.0006
0.0006
0.0465
0.0561
0.0580
0.0667
0.0691
0.0514
0.0623
0.0635
0.0737
0.0753
0.0519
0.0629
0.0640
0.0744
0.0759
0.0542
0.0655
0.0665
0.0772
0.0786
0.0023
0.0026
0.0025
0.0028
0.0027
0.0600
0.0730
0.0730
0.0860
0.0860
3-48
3-56
4-40
4-48
5-40
UNC UNF UNC UNF UNC 0.0007 0.0007 0.0008 0.0007 0.0008 0.0764 0.0797 0.0849 0.0894 0.0979 0.0845 0.0865 0.0939 0.0968 0.1062 0.0855 0.0874 0.0958 0.0985 0.1088 0.0885 0.0902 0.0991 0.1016 0.1121 0.0030 0.0028 0.0033 0.0031 0.0033 0.0990 0.0990 0.1120 0.1120 0.1250
5-44
6-32
6-40
8-32
8-36
UNF
UNC
UNF
UNC
UNF
0.0007
0.0008
0.0008
0.0009
0.0008
0.1004
0.104
0.111
0.130
0.134
0.1079
0.114
0.119
0.139
0.142
0.1102
0.1177
0.1218
0.1437
0.1460
0.1134
0.1214
0.1252
0.1475
0.1496
0.0032
0.0037
0.0034
0.0038
0.0036
0.1250
0.1380
0.1380
0.1640
0.1640
10-24
10-32
12-24
12-28
1/4-20
UNC
UNF
UNC
UNF
UNC
0.0010
0.0009
0.0010
0.0010
0.0011
0.145
0.156
0.171
0.177
0.196
0.156
0.164
0.181
0.186
0.207
0.1629
0.1697
0.1889
0.1928
0.2175
0.1672
0.1736
0.1933
0.1970
0.2224
0.0043
0.0039
0.0044
0.0042
0.0049
0.1900
0.1900
0.2160
0.2160
0.2500
1/4-28
5/16-18
5/16-24
3/8-16
3/8-24
UNF
UNC
UNF
UNC
UNF
0.0010
0.0012
0.0011
0.0013
0.0011
0.211
0.252
0.267
0.307
0.330
0.220
0.265
0.277
0.321
0.034
0.2268
0.2764
0.2854
0.3344
0.3479
0.2311
0.2817
0.2902
0.3401
0.3528
0.0043
0.0053
0.0048
0.0057
0.0049
0.2500
0.3125
0.3125
0.3750
0.3750
7/16-14
7/16-20
1/2-13
1/2-20
9/16-12
UNC
UNF
UNC
UNF
UNC
0.0014
0.0013
0.0015
0.0013
0.0016
0.360
0.383
0.417
0.446
0.472
0.376
0.395
0.434
0.457
0.490
0.3911
0.4050
0.4500
0.4675
0.5084
0.3972
0.4104
0.4565
0.4731
0.5152
0.0061
0.0054
0.0065
0.0056
0.0068
0.4375
0.4375
0.5000
0.5000
0.5625
9/16-18
5/8-11
5/8-18
3/4-10
3/4-16
UNF
UNC
UNF
UNC
UNF
0.0014
0.0016
0.0014
0.0018
0.0015
0.502
0.527
0.565
0.642
0.682
0.515
0.546
0.578
0.663
0.696
0.5264
0.5660
0.5889
0.6850
0.7094
0.5323
0.5732
0.5949
0.6927
0.7159
0.0059
0.0072
0.0060
0.0077
0.0065
0.5625
0.6250
0.6250
0.7500
0.7500
7/8-9
7/8-14
1-8
1-12
1-14
UNC
UNF
UNC
UNF
UNS
0.0019
0.0016
0.0020
0.0018
0.0017
0.755
0.798
0.865
0.910
0.923
0.778
0.814
0.890
0.928
0.938
0.8028
0.8286
0.9188
0.9459
0.9536
0.8110
0.8356
0.9276
0.9535
0.9609
0.0082
0.0070
0.0088
0.0076
0.0073
0.8750
0.8750
1.0000
1.0000
1.0000
11/8-7
11/8-8
11/812
11/4-7
11/4-8
UNC
UN
UNF
UNC
UN
0.0022
0.0021
0.0018
0.022
0.0021
0.970
0.990
1.035
1.095
1.115
0.998
1.015
1.053
1.123
1.140
1.322
1.0438
1.0709
1.1572
1.1688
1.0416
0.0528
1.0787
1.668
1.1780
0.0094
0.0090
0.0078
0.0096
0.0092
1.1250
1.1250
1.1250
1.2500
1.2500
11/4-12
1 3/8-6
1 3/8-8
1 3/8-12
11/2-6
UNF
UNC
UN
UNF
UNC
0.0018
0.0024
0.0022
0.0019
0.0024
1.160
1.195
1.240
1.285
1.320
1.178
1.225
1.265
1.303
1.350
1.1959
1.2667
1.2938
1.3209
1.3917
1.2039
1.2771
1.3031
1.3291
1.4022
0.0080
0.0104
0.0093
0.0082
0.0105
1.2500
1.3750
1.3750
1.3750
1.5000
11/2-8
11/2-12
1 5/8-8
1 3/4-5
1 3/4-8
UN
UNC
UN
UNC
UN
0.0022
0.0019
0.0022
0.0027
0.0023
1.365
1.410
1.490
1.534
1.615
1.390
1.428
1.515
1.568
1.640
1.4188
1.4459
1.5438
1.6201
1.6688
1.4283
1.4542
1.5535
1.6317
1.6786
0.0095
0.0083
0.0097
0.0116
0.0098
1.5000
1.5000
1.6250
1.7500
1.7500
1 7/8-8
2-41/2
2-8
2 1/4-4.5
2 1/4-8
UN
UNC
UN
UNC
UN
0.0023
0.0029
0.0023
0.0029
0.0024
1.740
1.759
1.865
2.009
2.115
1.765
1.795
1.890
2.045
2.140
1.7938
1.8557
1.9188
2.1057
2.1688
1.8038
1.8681
1.9289
2.1183
2.1792
0.0100
0.0124
0.0101
0.0126
0.0104
1.8750
2.0000
2.0000
2.2500
2.2500
2 1/2-4
2 1/2-8
2 3/4-4
2 3/4-8
3-4
UNC
UN
UNC
UN
UNC
0.0031
0.0024
0.0032
0.0025
0.0032
2.229
2.365
2.479
2.615
2.729
2.267
2.390
2.517
2.640
2.767
2.3376
2.4188
2.5876
2.6688
2.8376
2.3511
2.4294
2.6013
2.6796
2.8515
0.0135
0.0106
0.0137
0.0108
0.0139
2.5000
2.5000
2.7500
2.7500
3.0000
3-8
3 1/4-4
31/4-8
3 1/2-4
31/2-8
UN
UNC
UN
UNC
UN
0.0026
0.0033
0.0026
0.0033
0.0026
2.865
2.979
3.115
3.229
3.365
2.890
3.017
3.140
3.267
3.390
2.9188
3.0876
3.1688
3.3376
3.4188
2.9299
3.1017
3.1801
3.3519
3.4303
0.0111
0.0141
0.0113
0.0143
0.0115

3.0000
3.2500
3.2500
3.5000
3.5000

3 3/4-4
3 3/4-8
4-4
4-8
UNC
UN
UNC
UN
0.0034
0.0027
0.0034
0.0027
3.479
3.615
3.729
3.865
3.517
3.640
3.767
3.890
3.5876
3.6688
3.8376
3.9188
3.6021
3.6805
3.8523
3.9307
0.0145
0.0117
0.0147
0.0119
3.7500
3.7500
4.0000
4.0000
 
Two Piece Brass Hex Cap Nuts
Size Across the Flats Overall Hght.
6-32 5/16 1/4
8-32 5/16 1/4
10-24 3/8 9/32
10-32 3/8 11/32
1/4-20 7/16 21/64
5/16-18 9/16 3/8
3/8-16 5/8 27/64
1/2-13 3/4 9/16
5/8-11 15/16 51/64
 
Brass Hex Coupling Nuts
Dimensions of Hex Coupling Nuts
Nom Size or Basic Major Dia. of Thread F G H
Width Across Flats Width Across Corners Length
Basic Max Min Max Min Basic Max Min
1/4
5/16
3/8
1/2
5/8
3/4
1
0.2500
0.3125
0.3750
0.5000
0.6250
0.7500
1.0000
3/8
1/2
9/16
3/4
15/16
1-1/8
1-1/2/td>
0.375
0.500
0.562
0.750
0.938
1.125
1.500
0.365
0.489
0.551
0.736
0.922
1.088
1.450
0.433
0.577
0.650
0.866
1.083
1.299
1.732
0.416
0.557
0.628
0.839
1.051
1.240
1.653
3/4
15/16
1-1/8
1-1/2
1-7/8
2-1/4
3
0.76
0.95
1.13
1.51
1.89
2.27
3.03
0.74
0.93
1.11
1.49
1.86
2.22
2.97
 
 
Brass Hex Castle Nuts
  F G H T S R W  
Nominal Size
or
Basic Major Dia.
of Thread
Width Across
Flats
Width Across
Corners
Thickness Unslotted Thickness
and
Height of Flat
Width of
Slot
Radius
of
Filet
Dia of Cylindri cal Runout of
Bearing
Surface
FIR
      .          
5/8 0.6250
3/4 0.7500
7/8 0.8750
1 1.0000
Basic Max Min
15/16
1-1/8
1-5/16
1-1/2
0.938
1.125
1.312
1.500
0.922
1.088
1.269
1.450
Max Min
1.083
1.299
1.516
1.732
1.051
1.240
1.447
1.653

Basic Max Min
23/32
13/16
29/32
1
0.731
0.827
0.922
1.018
0.706
0.798
0.890
0.982
Nom Max Min
1/2
9/16
21/32
23/32
0.51
0.57
0.67
0.73
0.49
0.55
0.64
0.70
Max Min
0.24
0.24
0.24
0.30
0.18
0.18
0.18
0.24
+ .010
0.156
0.188
0.188
0.188
Min.
0.797
0.941
1.097
1.254
Max
0.021
0.023
0.025
0.027
 
Brass T- Nuts, Straight Barrel
Thread Size G H F A T Drill
Size
LBS Per M Pcs.
Flange Dia. Barrel Height Barrel
Diam.
Prong Height Material Thickness
10 - 24
10 - 24
3/4
3/4
5/16
5/16
.243
.243
7/32
7/32
.040
.040
1/4
1/4
7
7
10-32
10-32
3/4
3/4
5/16
5/16
.243
.243
7/32
7/32
.040
.040
1/4
1/4
7
7
1/4 - 20
1/4 - 20
3/4
3/4
5/16
5/16
.305
.305
7/32
7/32
.047
.047
5/16
5/16
9
9
1/4 - 20
1/4 - 20
3/4
3/4
7/16
7/16
.305
.305
5/16
1/4
.047
.047
5/16
5/16
9
9
5/16 - 18
5/16 - 18
5/16 - 18
7/8
7/8
7/8
3/8
3/8
5/8
.390
.390
.390
1/4
1/4
5/16
.063
.063
.063
25/64
25/64
25/64
14
14
18
3/8 - 16 1 7/16 .440 11/32 .063 29/64 19
 
Brass Wing Nuts Cold Forged
Nominal
Size or Basic
Major Diameter
0f Thread
Threads
per Inch
A B C D E F
Wing
Spread
Wing
Height
Wing
Thickness
Between
Wings
Boss
Diameter
Boss
Height
Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min.
6 0.1380
8 0.1640
10 0.1900
1/4 0.2500
5/16 0.3125
3/8 0.3750
1/2 0.5000
5/8 0.6250
3/4 0.7500
32
32
24 & 32
20
18
16
13
11
10
0.72
0.91
0.91
1.10
1.25
1.44
1.94
2.76
2.76
0.59
0.78
0.78
0.97
1.12
1.31
1.81
2.62
2.62
0.41
0.47
0.47
0.57
0.66
0.79
1.00
1.44
1.44
0.28
0.34
0.34
0.43
0.53
0.65
0.87
1.31
1.31
0.11
0.14
0.14
0.18
0.21
0.24
0.33
0.40
0.40
0.07
0.10
0.10
0.14
0.17
0.20
0.26
0.34
0.34
0.21
0.27
0.27
0.39
0.39
0.48
0.65
0.90
0.90
0.17
0.22
0.22
0.26
0.32
0.42
0.54
0.80
0.80
0.33
0.43
0.45
0.50
0.58
0.70
0.93
1.19
1.19
0.29
0.39
0.39
0.45
0.51
0.64
0.86
1.13
1.13
0.14
0.18
0.18
0.22
0.25
0.30
0.39
0.55
0.55
0.10
0.14
0.14
0.17
0.20
0.26
0.35
0.51
0.51

 
Finished Hex Nuts, Brass Hex Jam Nuts and Two Way Reversible Lock Nuts
Nominal
Or
Basic Major Dia of Thread
F G H H1
Width Across Flats Width Across Comers Thickness Hex Nuts & Reversible Lock Nuts Thickness Hex Jam Nuts
Basic Max Min Max Min Basic Max Mmin Basic Max Min
8 0.1640
10 0.1900
1/4 0.2500
5/16 0.3125
11/32
3/8
7/16
1/2
0.344
0.375
0.438
0.500
0.332
0.362
0.428
0.489
0.397
0.433
0.505
0.577
0.378
0.413
0.488
0.557
--
--
7/32
17/64
0.203
0.203
0.226
0.273
0.187
0.187
0.212
0.258
--
--
5/32
3/16
--
--
0.164
0.195
--
--
0.150
0.180
3/8 0.3750
7/16 0.4375
1/2 0.5000
9/16 0.5625
9/16
11/16
3/4
7/8
0.562
0.688
0.750
0.875
0.551
0.675
0.736
0.861
0.650
0.794
0.866
1.010
0.628
0.768
0.840
0.982
21/64
3/8
7/16
31/64
0.337
0.385
0.448
0.496
0.320
0.365
0.427
0.473
7/32
1/4
5/16
5/16
0.227
0.260
0.323
0.324
0.210
0.240
0.302
0.301
5/8 0.6250
3/4 0.7500
7/8 0.8750
1 1.0000
15/16
1-1/8
1-5/16
1-1/2
0.938
1.125
1.312
1.500
0.922
1.088
1.269
1.450
1.083
1.299
1.516
1.732
1.051
1.240
1.447
1.653
35/64
41/64
3/4
55/64
0.559
0.665
0.776
0.887
0.535
0.617
0.724
0.831
3/8
27/64
31/64
35/64
0.387
0.446
0.510
0.575
0.363
0.398
0.458
0.519
1-1/8 1.1250
1-1/4 1.2500
1-3/8 1.3750
1-1/2 1.5000
1-11/16
1-7/8
2-1/16
2-1/4
1.688
1.875
2.062
2.250
1.631
1.812
1.994
2.175
1.949
2.165
2.382
2.598
1.859
2.066
2.273
2.480
31/32
1-1/6
1-11/64
1-9/32
0.999
1.094
1.206
1.317
0.939
1.030
1.138
1.245
39/64
23/32
25/32
27/32
0.639
0.751
0.815
0.880
0.579
0.687
0.747
0.808
1-5/8 1.6250
1-3/4 1.7500
2 2.00000
2-1/4 2.2500
2-7/16
2-5/8
3
3-3/8
2.438
2.625
3.000
3.375
2.356
2.538
2.900
3.263
2.815
3.031
3.464
3.897
2.686
2.893
3.306
3.719
1-25/64
1-1/2
1-23/32
1-15/16
1.429
1.540
1.763
1.986
1.353
1.460
1.675
1.890
29/32
31/32
1-3/32
1-7/32
0.945
1.009
1.138
1.267
0.869
0.929
1.050
1.171
2-1/2 2.5000
2-3/4 2.7500
3 3.0000
3-3/4
4-1/8
4-1/2
3.750
4.125
4.500
3.625
3.988
4.350
4.330
4.763
5.196
4.133
4.546
4.959
2-5/32
2-3/8
2-19/32
2.209
2.431
2.654
2.105
2.319
2.534
1-11/32
1-15/32
1-19/32
1.396
1.525
1.654
1.292
1.413
1.534

 
Brass Heavy Hex Nuts
Nominal Size or
Basic Major Dia. of Thread
F G H
Width Across
Flats
Width Across
Corners
Thickness
Heavy Hex Nuts
Basic Max. Min. Max. Min. Basic Max. Min.
1/4 0.2500
5/16 0.3125
3/8 0.3750
7/16 0.4375
1/2
9/16
11/16
3/4
0.500
0.562
0.688
0.750
0.488
0.546
0.669
0.728
0.577
0.650
0.794
0.866
0.556
0.622
0.763
0.830
15/64
19/64
23/64
27/64
0.250
0.314
0.377
0.441
0.218
0.280
0.341
0.403
1/2 0.5000
9/16 0.5625
5/8 0.6250
3/4 0.7500
7/8
15/16
1-1/16
1-1/4
0.875
0.938
1.062
1.250
0.850
0.909
1.031
1.212
1.010
1.083
1.227
1.443
0.969
1.037
1.175
1.382
31/64
35/64
39/64
47/64
0.504
0.568
0.631
0.758
0.464
0.526
0.587
0.710
7/8 0.8750
1 1.0000
1-1/8 1.1250
1-1/4 1.2500
1-7/16
1-5/8
1-13/16
2
1.438
1.625
1.812
2.000
1.394
1.575
1.756
1.938
1.660
1.876
2.093
2.309
1.589
1.796
2.002
2.209
55/64
63/64
1-7/64
1-7/32
0.885
1.012
1.139
1.251
0.833
0.956
1.079
1.187
1-3/8 1.3750
1-1/2 1.5000
1-5/8 1.6250
1-3/4 1.7500
2-3/16
2-3/8
2-9/16
2-3/4
2.188
2.375
2.562
2.750
2.119
2.300
2.481
2.662
2.526
2.742
2.959
3.175
2.416
2.622
2.828
3.035
1-11/32
1-15/32
1-19/32
1-23/32
1.378
1.505
1.632
1.759
1.310
1.433
1.556
1.679
1-7/8 1.8750
2 2.0000
2-1/4 2.2500
2-1/2 2.5000
2-15/16
3-1/8
3-1/2
3-7/8
2.938
3.125
3.500
3.875
2.844
3.025
3.388
3.750
3.392
3.608
4.041
4.474
3.242
3.449
3.862
4.275
1-27/32
1-31/32
2-13/64
2-29/64
1.886
2.013
2.251
2.505
1.802
1.925
2.155
2.401
2-3/4 2.7500
3 3.0000
3-1/4 3.2500
3-1/2 3.5000
4-1/4
4-5/8
5
5-3/8
4.250
4.625
5.000
5.375
4.112
4.475
4.838
5.200
4.907
5.340
5.774
6.207
4.688
5.102
5.515
5.928
2-45/64
2-61/64
3-3/16
3-7/16
2.759
3.013
3.252
3.506
2.647
2.893
3.124
3.370
3-3/4 3.7500
4 4.000
5-3/4
6-1/8
5.750
6.125
5.562
5.925
6.640
7.073
6.341
6.755
3-11/16
3-15/16
3.760
4.014
3.616
3.862

 
Brass Hex Slotted Nuts
Normal Size or
Basic Major Dia of Thread
F G H T S Runout Of
Bearing
Surface
FIM
Width Across Flats Width Across Corners Thickness Unslotted
Thickness
Width of Slot
Basic Max Min Max Min Basic Max Min Max Mmin Max Min Max
3/8 0.3750
7/16 0.4375
1/2 0.5000
9/16
11/16
3/4
0.562
0.688
0.750
0.551
0.675
0.736
0.650
0.794
0.866
0.628
0.768
0.840
21/64
3/8
7/16
0.337
0.385
0.448
0.320
0.365
0.427
0.21
0.23
0.29
0.19
0.21
0.27
0.15
0.15
0.18
0.12
0.12
0.15
0.018
0.018
0.019
5/8 0.6250
3/4 0.7500
7/8 0.8750
15/16
1-1/8
1-5/16
0.938
1.125
1.312
0.922
1.088
1.269
1.083
1.299
1.516
1.051
1.240
1.447
35/64
41/64
3/4
0.559
0.665
0.776
0.535
0.617
0.724
0.34
0.40
0.52
0.32
0.38
0.49
0.24
0.24
0.24
0.18
0.18
0.18
0.021
0.023
0.025
1 1.0000
1-1/8 1.1250
1-1/4 1.2500
1-1/2 1.5000
1-1/2
1-11/16
1-7/8
2-1/4
1.500
1.688
1.875
2.250
1.450
1.631
1.812
2.175
1.732
1.949
2.165
2.598
1.653
1.859
2.066
2.480
55/64
31/32
1-1/16
1-9/32
0.887
0.999
1.094
1.317
0.831
0.939
1.030
1.245
0.59
0.64
0.70
0.86
0.56
0.61
0.67
0.82
0.30
0.33
0.40
0.46
0.24
0.24
0.31
0.37
0.027
0.030
0.033
0.039

 
Brass Serrated Flange Lock Nuts
Nominal Size or
Basic Major Diameter of Thread
F G B H K J
Width
Across Flats
Width
Across
Corners
Flange
Diameter
Nut
Thickness
Wrenching
Length
Flange
Thickness
Max. Min. Max. Min. Max. Min. Max. Min. Min. Max.
6 0.1380
8 0.1640
10 0.1900
0.312
0.344
0.375
0.302
0.334
0.365
0.361
0.397
0.433
0.342
0.381
0.416
0.422
0.469
0.500
0.406
0.452
0.480
0.171
0.203
0.219
0.156
0.187
0.203
0.10
0.13
0.13
0.02
0.02
0.03
12 0.216
1/4 0.2500
5/16 0.3125
0.438
0.438
0.500
0.428
0.428
0.489
0.505
0.505
0.577
0.488
0.488
0.557
0.594
0.594
0.680
0.574
0.574
0.660
0.236
0.236
0.283
0.222
0.222
0.268
0.14
0.14
0.17
0.04
0.04
0.04
3/8 0.3750
7/16 0.4375
1/2 0.5000
0.562
0.688
0.750
0.551
0.675
0.736
0.650
0.794
0.866
0.628
0.768
0.840
0.750
0.937
1.031
0.728
0.910
1.000
0.347
0.395
0.458
0.330
0.375
0.437
0.23
0.26
0.31
0.04
0.04
0.05
5/8 0.6250
3/4 0.7500
0.938
1.125
0.922
1.088
1.083
1.299
1.051
1.240
1.281
1.500
1.248
1.460
0.569
0.675
0.545
0.627
0.40
0.46
0.05
0.06

 
"K" Lock Nuts
Nominal
Size or Basic Thread Diameter
F G H I
Width Across Flats Width Across
Corners
Thickness Washer
Diameter
Hex
Basic Max. Min. Max. Min. Max. Min. Ref.
4 0.1120
6 0.1380
8 0.1640
10 0.1900
1/4 0.2500
5/16 0.3125
3/8 0.3750
1/4
5/16
11/32
3/8
7/16
1/2
9/16
0.250
0.312
0.344
0.375
0.438
0.500
0.562
0.241
0.302
0.332
0.362
0.423
0.489
0.551
0.289
0.361
0.397
0.433
0.505
0.577
0.650
0.275
0.344
0.378
0.413
0.482
0.557
0.628
0.098
0.114
0.130
0.130
0.193
0.273
0.385
0.087
0.102
0.117
0.117
0.178
0.258
0.365
0.281
0.344
0.375
0.406
0.500
0.578
0.656
 
Brass Machine screw nuts Square and Hex Machine Screw Nuts
Nominal Size
or
Basic
Thread
Diameter
F G G1 H
Width Across Flats Width Across Corners Thickness
Square Hex
Basic Max. Min. Max. Min. Max. Min. Max. Min.
2 0.0860
3 0.0990
3/16
3/16
0.188
0.188
0.180
0.180
0.265
0.265
0.247
0.247
0.217
0.217
0.205
0.205
0.066
0.066
0.057
0.057
4 0.1120
5 0.1250
6 0.1380
1/4
5/16
5/16
0.250
0.312
0.312
0.241
0.302
0.302
0.354
0.442
0.442
0.331
0.415
0.415
0.289
0.361
0.361
0.275
0.344
0.344
0.098
0.114
0.114
0.087
0.102
0.102
8 0.1640
10 0.1900
12 0.2160
11/32
3/8
7/16
0.344
0.375
0.438
0.332
0.362
0.423
0.486
0.530
0.619
0.456
0.497
0.581
0.397
0.433
0.505
0.378
0.413
0.482
0.130
0.130
0.161
0.117
0.117
0.148
1/4 0.2500
5/16 0.3125
3/8 0.3750
7/16
9/16
5/8
0.438
0.562
0.625
0.423
0.545
0.607
0.619
0.795
0.884
0.581
0.748
0.833
0.505
0.650
0.722
0.482
0.621
0.692
0.193
0.225
0.257
0.178
0.208
0.239

 
Brass hex nuts Brass hex Panel Nuts
Size Across the Flats Thickness
1/8-27
1/8-27
3/8-32
3/8-32
15/32-32
9/16
9/16
1/2
9/16
9/16
1/8
3/16
3/32
3/32
3/32

 
Brass Square Nuts
Nominal or Basic Major Dia. of Thread F G H
Width Across Flats Width Across Corners Across Corners Thickness
Basic Max. Mm. Max. Mm. Basic Max. Mm.
1/4 0.2500
5/16 0.3125
3/8 0.3750
7/16 0.4375
7/16
9/16
5/8
3/4
0.438
0.562
0.625
0.750
0.425
0.547
0.606
0.728
0.619
0.795
0.884
1.061
0.584
0.751
0.832
1.000
7/32
17/64
21/64
3/8
0.235
0.283
0.346
0.394
0.203
0.249
0.310
0.356
1/2 0.5000
5/8 0.6250
3/4 0.7500
7/8 0.8750
13/16
1
1-1/8
1-5/16
0.812
1.000
1.125
1.312
0.788
0.969
1.088
1.269
1.149
1.414
1.591
1.856
1.082
1.330
1.494
1.742
7/16
35/64
21/32
49/64
0.458
0.569
0.680
0.792
0.418
0.525
0.632
0.740
1 1.0000
1-1/4 1.2500
1-1/2 1.5000
1-1/2
1-7/8
2-1/4
1.500
1.875
2.250
1.450
1.812
2.175
2.121
2.652
3.182
1.991
2.458
2.956
7/8
1-3/32
1-5/16
0.903
1.126
1.348
0.847
1.062
1.276

 
Nylon Insert Stop Nuts
Nominal Size or Basic Thread Diameter F H I G
Width Across Flats Thickness Side
Height
Width
Across
Comers
Basic Max. Min. Max. Min. Ref. Ref.
4 0.1120
6 0.1380
8 0.1640
10 0.1900
1/4 0.2500
5/16 0.3125
3/8 0.3750
7/16 0.4375
1/2 0.5000
9/16 0.5625
5/8 0.6250
3/4 0.7500
7/8 0.8750
1 1.0000
1-1/8 1.1250
1-1/4 1.2500
1-1/2 1.5000
1/4
5/16
11/32
3/8
7/16
1/2
9/16
11/16
3/4
7/8
15/16
1-1/8
1-5/16
1-1/2
1-11/16
1-7/8
2-1/4
0.251
0.313
0.345
0.376
0.439
0.502
0.565
0.690
0.752
0.877
0.940
1.127
1.315
1.502
1.690
1.877
2.252
0.241
0.302
0.332
0.362
0.428
0.489
0.551
0.675
0.736
0.861
0.922
1.088
1.269
1.450
1.631
1.812
2.175
0.153
0.188
0.239
0.249
0.328
0.359
0.468
0.468
0.609
0.656
0.765
0.890
0.999
1.078
1.203
1.422
1.640
0.133
0.168
0.219
0.229
0.298
0.329
0.438
0.438
0.579
0.626
0.735
0.860
0.969
1.061
1.141
1.360
1.578
0.081
0.103
0.140
0.140
0.225
0.250
0.335
0.324
0.464
0.469
0.593
0.742
0.790
0.825
0.930
1.125
1.313
0.268
0.399
0.374
0.410
0.482
0.552
0.622
0.698
0.837
0.978
1.051
1.191
1.430
1.615
1.826
2.038
2.444

 
Nylon Insert Stop Nuts Brass Nyloc nuts
Thin Pattern
Nominal Size or Basic Thread
Diameter
F H I G
Width Across Flats Thickness Side
Height
Width
Across
Corners
Basic Max. Min. Max. Min. Ref. Ref.
4 .1120
6 .1380
8 .1640
10 .1900
1/4 .2500
5/16 .3125
3/8 .3750
7/16 .4375
1/2 .5000
5/8 .6250
3/4 .7500
1/4
5/16
11/32
3/8
7/16
1/2
9/16
11/16
3/4
15/16
1-1/8
.251
.313
.345
.376
.439
.502
.565
.690
.752
.940
1.127
.241
.302
.332
.362
.428
.489
.551
.675
.736
.922
1.088
.124
.140
.187
.187
.218
.265
.281
.328
.328
.406
.421
.094
110
.157
.157
.188
.235
.251
.298
.298
.376
.391
.075
.090
.110
.110
125
.158
.150
.190
.225
.264
.288
.268
.399
.374
.410
.482
.552
.622
.694
.837
1.051
1.191

 
Brass Wing Nuts
Stamped
Nominal
Size or Basic Major Diameter of Thread
Threads per Inch A B C D E G H T
Wing Spread Wing Height Wing Thickness Between Wings Boss Diameter Boss Height Wall Height Stock Thickness
Max. Min. Max. Min. Max. Min. Min. Max. Min. Min. Min. Max. Min.
6 0.1380
8 0.1640
10 0.1900
1/4 0.2500
5/16 0.3125
3/8 0.3750
32
32
24 & 32
20
18 & 24
16 & 24
0.78
0.78
0.91
1.11
1.30
1.41
0.72
0.72
0.85
1.05
1.24
1.34
0.40
0.40
0.47
0.50
0.59
0.67
0.34
0.34
0.41
0.44
0.53
0.61
0.18
0.18
0.21
0.25
0.30
0.34
0.14
0.14
0.17
0.21
0.26
0.30
0.25
0.25
0.34
0.34
0.46
0.69
0.41
0.41
0.53
0.62
0.73
0.83
0.35
0.35
0.47
0.56
0.67
0.77
0.08
0.08
0.10
0.11
0.14
0.16
0.12
0.12
0.12
0.12
0.18
0.18
0.04
0.04
0.04
0.05
0.06
0.06
0.03
0.03
0.03
0.04
0.05
0.05

 
 
Brass Locknuts 
Nom.
Size
In
Inches
T W B
Width Across Flats Overall
Thickness
Hex
Height
Nom. Max. Min. Max. Min. (Min.)
1/4
5/16
3/8
7/16
1/2
9/16
0.4385
0.5020
0.5645
0.428
0.489
0.551
0.226
0.273
0.337
0.212
0.258
0.320
0.145
0.166
0.198
7/16
1/2
9/16
11/16
3/4
7/8
0.6895
0.7520
0.8770
0.675
0.736
0.861
0.385
0.448
0.496
0.365
0.427
0.473
0.223
0.262
0.286
5/8
3/4
15/16
1-1/8
0.9395
1.1270
0.922
1.088
0.559
0.665
0.535
0.617
0.329
0.382
7/8
1
1-5/16
1-1/2
1.3145
1.5020
1.2690
1.4500
0.776
0.887
0.724
0.831
0.450
0.513

 

 
Grade GT Flange Nuts Brass Flanged Back nuts
Nom.
Size
In
Inches
F B H A K
Width Across Flats Flange
Diam.
Overall
Thickness
Hex
Height
Flange
Thick.
Nom. Max. Min. (Max.) Max. Min. (Min.) (Min.)
3/8
1/2
5/8
3/4
9/16
3/4
15/16
1-1/8
0.5645
0.7520
0.9395
1.1270
0.551
0.736
0.922
1.088
0.810
1.070
1.330
1.585
0.425
0.555
0.690
0.825
0.404
0.528
0.646
0.742
0.200
0.260
0.320
0.380
0.060
0.080
0.100
0.110

® Stover is a registered trademark of RB&W Corporation.

 

 

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