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National Stock Number:
5305-01-442-6220
Federal Supply Class:
5305
National Item Identification Number:
014426220
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:
| 040DH-S0401211 ITEM NO. 24 | 1QZK3 | THE HELLAN STRAINER CO | | 040DH-S0401211 ITEM NO. 24 | 59958 | CLEVELAND GEAR COMPANY, INC. | | 211035687 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 563-6404329-63 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 563-7409379-63 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | ZH10069E6 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| FASTENER LENGTH | 1.250 INCHES NOMINAL | | HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CLASS A FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-281 CLASS B FED SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.250 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH BETWEEN FLATS | 0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
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