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Inch Locknut
Inch Locknut
Unit of Measure
1 2 3 

Part Number

Major Diameter d

Threads No. per Inch

C

E

CAD

AN 28 N/A 5.497 in N/A 12 N/A 7.099 in N/A 6.531 in N/A CAD
N 028 N/A 5.497 in N/A 12 N/A 6.505 in N/A 6.109 in N/A CAD
AN 30 N/A 5.888 in N/A 12 N/A 7.693 in N/A 7.063 in N/A CAD
N 030 N/A 5.888 in N/A 12 N/A 7.13 in N/A 6.688 in N/A CAD
AN 32 N/A 6.284 in N/A 8 N/A 8.068 in N/A 7.438 in N/A CAD
N 032 N/A 6.284 in N/A 8 N/A 7.505 in N/A 7.094 in N/A CAD
AN 34 N/A 6.659 in N/A 8 N/A 8.661 in N/A 8.031 in N/A CAD
N 034 N/A 6.659 in N/A 8 N/A 7.88 in N/A 7.484 in N/A CAD
AN 36 N/A 7.066 in N/A 8 N/A 9.068 in N/A 8.375 in N/A CAD
N 036 N/A 7.066 in N/A 8 N/A 8.255 in N/A 7.875 in N/A CAD
AN 38 N/A 7.472 in N/A 8 N/A 9.474 in N/A 8.781 in N/A CAD
N 038 N/A 7.472 in N/A 8 N/A 8.693 in N/A 8.266 in N/A CAD
AN 40 N/A 7.847 in N/A 8 N/A 9.849 in N/A 9.156 in N/A CAD
N 040 N/A 7.847 in N/A 8 N/A 9.443 in N/A 8.750 in N/A CAD
N 44 N/A 8.628 in N/A 8 N/A 11.005 in N/A 9.843 in N/A CAD
N 044 N/A 8.628 in N/A 8 N/A 10.255 in N/A 9.531 in N/A CAD
N 048 N/A 9.442 in N/A 6 N/A 11.443 in N/A 10.625 in N/A CAD
N 052 N/A 10.192 in N/A 6 N/A 12.193 in N/A 11.406 in N/A CAD
N 056 N/A 11.004 in N/A 6 N/A 13.005 in N/A 12.219 in N/A CAD
N 060 N/A 11.785 in N/A 6 N/A 14.193 in N/A 13.219 in N/A CAD
N 064 N/A 12.562 in N/A 6 N/A 15.005 in N/A 14.031 in N/A CAD
N 068 N/A 13.339 in N/A 5 N/A 15.755 in N/A 14.813 in N/A CAD
N 072 N/A 14.17 in N/A 5 N/A 16.505 in N/A 15.500 in N/A CAD
N 076 N/A 14.957 in N/A 5 N/A 17.755 in N/A 16.625 in N/A CAD
N 080 N/A 15.745 in N/A 5 N/A 18.505 in N/A 17.438 in N/A CAD
Unit of Measure
1 2 3