National Item Identification Number

01-115-4450
011154450
5305-01-115-4450
5305011154450

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)

07-C-0008 PIECE 2
07-C-0008 PIECE 2
07-J-2614-ITEM 19

Required Categories

THREAD SERIES DESIGNATOR
THREAD DIRECTION
THREAD LENGTH
FASTENER LENGTH
MATE

Required Description

UNC
RIGHT-HAND
0.312 INCHES NOMINAL
0.375 INCHES NOMINAL
NICKEL ALLOY OVERAL