National Item Identification Number

01-333-8820
013338820
5305-01-333-8820
5305013338820

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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Reference Numbers (Part Numbers)

NAS1351-3H18

Required Categories

THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD CLASS
FASTENER LENGTH

Required Description

UNRF
0.140 INCHES
3A
1.125 INCHES NOMINAL
STEEL OVERALL
C44 FILLISTER
8020