National Item Identification Number

00-168-2981
001682981
5305-00-168-2981
5305001682981

National Stock Number

Item Name

SCREW,CAP,SOCKET HEAD

Federal Supply Class

5305

Description

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Commercial and Government Entity Code (Supplier Data)

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26233

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Reference Numbers (Part Numbers)

LK1352-5LE8P
M60FS518-8C
NAS1352-5LE8P

Required Categories

THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR

Required Description

UNC
0.312 INCHES
18
3A
RIGHT-HAND
0.373 INCHES MINIMUM AND
0.516 INCHES MA