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Description / Abstract:
This standard establishes engineering design and conformance
test procedures for the locking ability performance of prevailing
torque type lock screws and nuts that utilize a nonmetallic locking
element (hereinafter called "lock screw" or "lock nut")
Note: "Lock" is a generic term used to identify
the threaded products covered in this standard. The terms "lock"
and "locking" are not intended to imply an indefinite permanency of
fixity.