5305-01-408-6831 SCREW,CAP,HEXAGON HEAD Index 5320-01-408-6833 RIVET ASSORTMENT

National Stock Number:
5305-01-408-6832

Federal Supply Class:
5305

National Item Identification Number:
014086832

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
5C1-04625-1234712LAKE SHORE SYSTEMS, INC.
5D3-04012-4834712LAKE SHORE SYSTEMS, INC.


Techincal Specification:
FASTENER LENGTH2.000 INCHES NOMINAL
HEAD HEIGHT0.020 INCHES MINIMUM AND 0.045 INCHES MAXIMUM
HEAD STYLEHEXAGON
LOCKING FEATUREPATCH THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALNICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL
NOMINAL THREAD DIAMETER0.625 INCHES
SPECIAL FEATURESMODIFIED MS35311-164 BY INSERTION OF SELF LOCKING ELEMENT
WIDTH BETWEEN FLATS0.938 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.500 INCHES MINIMUM
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH11


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