National Item Identification Number

01-137-5736

National Stock Number

Item Name

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

Federal Supply Class

5310

Referenced on: http://automotiveenginemechanics.tpub.com//TM-1-2840-238-23P/TM-1-2840-238-23P0063.htm
Referenced on: http://automotiveenginemechanics.tpub.com//TM-1-2840-238-23P/TM-1-2840-238-23P0240.htm

Description

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Commercial and Government Entity Code (Supplier Data)

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15653

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ALCOA GLOBAL FASTENERS DE
DBA ALCOA FASTENING SYSTEMS DIV
800 S COLLEGE BLVD
FULLERTON
CA
92831
805-991-1270

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15653

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ALCOA GLOBAL FASTENERS DE
DBA ALCOA FASTENING SYSTEMS DIV
800 S COLLEGE BLVD
FULLERTON
CA
92831
805-991-1270

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92215

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56878

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99207

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NSN (National Stock Number) 5310-01-137-5736, 5310011375736 NIIN (National Identification Number) 01-137-5736, 011375736

Part Numbers (Reference Numbers)

H52021-4
M52021-4
VN771W048
WSLH10-4
4076T14P01

Required Categories

THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE

Required Description

UNJF
0.250 INCHES
28
3B
RIGHT-HAND
STEEL OVERALL
AMS 5709 ASSN STD SINGLE