National Item Identification Number

00-159-0895
001590895
5305-00-159-0895
5305001590895

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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D9182

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66503

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Reference Numbers (Part Numbers)

1039-729
1039-729

Required Categories

THREAD CLASS
THREAD LENGTH
FASTENER LENGTH
HEAD STYLE
INTERNAL DRIVE STYLE;

Required Description

2A
0.250 INCHES MINIMUM
0.312 INCHES NOMINAL
C49 FLAT CHAMFER
D5 HEXAGON
66