5305-01-297-1772 SCREW,CAP,SOCKET HEAD Index 5310-01-297-1774 NUT,PLAIN,HEXAGON

National Stock Number:
5305-01-297-1773

Federal Supply Class:
5305

National Item Identification Number:
012971773

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:
911AS8229-00230003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
WC1249-270318ALLMETAL SCREW PRODUCTS CORP


Techincal Specification:
FASTENER LENGTH0.292 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.049 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
WIDTH BETWEEN FLATS0.181 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.242 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH40


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