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HOW TO ORDER NOOK PRECISION LOCKNUTS
Nook Locknut Reference Number System PDF
Locknut Reference Number System PDF
NOOK PRECISION LOCKNUT REFERENCE NUMBER

To generate a part number for ordering a precision locknut, specify the correct designations from the chart, see examples below. For further assistance contact our engineering department.

EXAMPLES:

MR 20x1.5

MR Series Radial Locking right hand Locknut 20 nominal thread diameter with 1.5 lead

MKR 10x0.75L
MKR Series Axial Locking left hand Locknut 10 nominal thread diameter with 0.75 lead

* Not Stocked Item