National Item Identification Number

01-058-5538

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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019L2

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MACLEAN-FOGG COMPANY DEL
DBA MAC LEAN-ESNA
611 COUNTRY CLUB RD
POCAHONTAS
AR
72455
870-892-5201

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Reference Numbers (Part Numbers)

MS21085L07
RMLH10726-7
RMLH10726-7

Required Categories

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

Required Description

UNF
0.438 INCHES
20
3B
RIGHT-HAND
STEEL OVERALL
CADMIUM AND
CHROMATE OVER