All dimensions in inches. For dimensions in
millimeters, multiply inch values, except thread diameters, by 25.4 and round
result to two decimal places. Threads are American National form, Class 3.
Typical steels for locknuts are: AISI, C1015, C1018, C1020
**Gage Crib
Worldwide, Inc. has provided this content for general information purposes
only and does not constitute advice. Gage Crib Worldwide, Inc. tries to
provide content that is true and accurate as of the date of writing; however,
we give no assurance.
External Lock Nut Threads per ABMA 8.2
Locknut Shaft
Dimensions (inches)
Locknut Threads
Relief
Keyway
Whittet Higgins Designation
Bearing Bore
V2
Threads
per Inch
Major Diameter
Pitch
Diameter
Minor
Diameter
Length L
Diameter D
Width W
Depth H
Width S
M
Max
Max
Max
Min
Max
Max
Max
Max
Min
Min
Min
N-00
0.3937
0.312
32
0.391
0.3707
0.3681
0.3527
0.297
0.3421
0.078
0.078
0.125
0.094
N-01
0.4724
0.406
32
0.469
0.4487
0.4461
0.4307
0.391
0.4201
0.078
0.078
0.125
0.094
N-02
0.5906
0.500
32
0.586
0.5657
0.5627
0.5477
0.391
0.5371
0.078
0.078
0.125
0.094
N-03
0.6693
0.562
32
0.664
0.6437
0.6407
0.6257
0.422
0.6151
0.078
0.078
0.125
0.094
N-04
0.7874
0.719
32
0.781
0.7607
0.7573
0.7427
0.453
0.7321
0.078
0.078
0.188
0.094
N-05
0.9843
0.875
32
0.969
0.9487
0.9453
0.9307
0.484
0.9201
0.078
0.094
0.188
0.125
N-06
1.1811
1.062
18
1.173
1.1369
1.1329
1.1048
0.484
1.0649
0.109
0.094
0.188
0.125
N-07
1.3780
1.250
18
1.376
1.3399
1.3359
1.3078
0.516
1.2972
0.109
0.094
0.188
0.125
N-08
1.5748
1.469
18
1.563
1.5269
1.5224
1.4948
0.547
1.4842
0.109
0.094
0.312
0.125
N-09
1.7717
1.688
18
1.767
1.7309
1.7264
1.6988
0.547
1.6882
0.141
0.094
0.312
0.156
N-10
1.9685
1.875
18
1.967
1.9309
1.9264
1.8988
0.609
1.8882
0.141
0.094
0.312
0.156
N-11
2.1654
2.062
18
2.157
2.1209
2.1158
2.0888
0.609
2.0782
0.141
0.125
0.312
0.156
N-12
2.3622
2.250
18
2.360
2.3239
2.3188
2.2918
0.641
2.2812
0.141
0.125
0.312
0.156
N-13
2.5591
2.438
18
2.548
2.5119
2.5068
2.4798
0.672
2.4692
0.141
0.125
0.312
0.156
N-14
2.7559
2.625
18
2.751
2.7149
2.7098
2.6828
0.672
2.6722
0.141
0.125
0.312
0.250
AN-15
2.9528
2.781
12
2.933
2.8789
2.8735
2.8308
0.703
2.8095
0.172
0.125
0.312
0.250
AN-16
3.1496
3.000
12
3.137
3.0829
3.0770
3.0348
0.703
3.0135
0.172
0.125
0.375
0.250
Threads
are American National form Class 3. All dimensions in inches. For dimensions
in millimeters, multiply inch values, except thread diameters, by 25.4 and
round result to two decimal places.
**Gage Crib Worldwide, Inc. has provided this
content for general information purposes only and does not constitute advice.
Gage Crib Worldwide, Inc. tries to provide content that is true and accurate
as of the date of writing; however, we give no assurance.
Disclaimer
This data is provided for general information only. The intention is to provide accurate information; regardless; errors may exist in the supplied information. If accuracy is critical, base your final decisions on the data provided in the root document; which is a copyrighted document. To purchase a copy visit an Authorized Reseller.
Comments
Original Posting: 3/2/2011
Last Revision: 3/23/2018
Error corrections in, or comments about, the above data can be sent to: office@gagecrib.com
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