5306-01-139-6078 BOLT,SHEAR Index 5305-01-139-6080 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-01-139-6079

Federal Supply Class:
5305

National Item Identification Number:
011396079

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:
400 5489320 REV-ITEM 1853711NAVAL SEA SYSTEMS COMMAND
4491157-B-4425685NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE
SS4264491157-B-4425685NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE
6744238-2153711NAVAL SEA SYSTEMS COMMAND
6809969-1853711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM
FASTENER LENGTH1.320 INCHES MINIMUM AND 1.380 INCHES MAXIMUM
HEAD DIAMETER0.872 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 400 OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
WIDTH ACROSS FLATS0.312 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.915 INCHES MINIMUM AND 1.069 INCHES MAXIMUM
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNC


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