National Item Identification Number

01-085-8080
010858080
5305-01-085-8080
5305010858080

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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28480

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Reference Numbers (Part Numbers)

3020-0006

Required Categories

THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD CLASS
THREAD DIRECTIO

Required Description

UNC
0.250 INCHES
3A
RIGHT-HAND
1.250 INCHES NOMINAL
STEEL OVERALL
C1 HEXAG