5305-01-353-2025 SCREW,CAP,SOCKET HEAD Index 5305-01-353-2027 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-353-2026

Federal Supply Class:
5305

National Item Identification Number:
013532026

Description:
SCREW,CAP,SOCKET HEAD

Detail:
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.


Manufacturer Information:
21103735053711NAVAL SEA SYSTEMS COMMAND
593-6405224 PIECE 5453711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIES DESIGNATORUNRC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.346 INCHES MINIMUM AND
2.500 INCHES MAXIMUM
FASTENER LENGTH2.500 INCHES NOMINAL
MATERIALNICKEL ALLOY 400 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.735 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
HEAD HEIGHT0.492 INCHES MINIMUM AND
0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.375 INCHES NOMINAL


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