National Item Identification Number

01-126-2711

National Stock Number

Item Name

NUT,SELF-LOCKING,EXTENDED WASHER,DOUBLE HEXAGON

Federal Supply Class

5310

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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27238

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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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27238

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56878

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76301

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56878

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Reference Numbers (Part Numbers)

BH752-8
H50609-8
LH12038-8
ST3M752-8
ST3M752-8
ST3M752-8
ST3M752-8
78686-

Required Categories

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

Required Description

UNJF
0.500 INCHES
20
3B
RIGHT-HAND
NICKEL ALLOY 718 OVERALL
AMS 5662 ASSN