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National Stock Number:
5305-01-475-3014
Federal Supply Class:
5305
National Item Identification Number:
014753014
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.
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Manufacturer Information:
| B1821BH056F950N | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | FASTENER LENGTH | 9.500 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.560 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA354,GRADEBD ASSN STD 1ST MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMB633,FE/ZN5ORFE/ZN8 ASSN STD 1ST TREATMENT RESPONSE OR | | ASTMB633 ASSN STD 2ND TREATMENT RESPONSE OVERALL | | COLOR | BRONZE OR | | OLIVE DRAB OR | | YELLOW OVERALL |
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