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National Stock Number:
5305-01-312-3902
Federal Supply Class:
5305
National Item Identification Number:
013123902
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:
| 113-6294093 ITE | 53711 | NAVAL SEA SYSTEMS COMMAND | | 113-6294093 ITEM 11 | 07679 | HARDWARE SPECIALTY CO. INC. | | 113-6294093 ITEM 11 | 34295 | MIL-SPEC PAINTING, INC. | | 113-6294093 ITEM 11 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 113-6294093 ITEM 11 | 70318 | ALLMETAL SCREW PRODUCTS CORP |
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Techincal Specification:
| FASTENER LENGTH | 2.860 INCHES MINIMUM AND 3.000 INCHES MAXIMUM | | HEAD HEIGHT | 0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY K-500 OVERALL | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 9 | | THREAD SERIES DESIGNATOR | UNC | | WIDTH BETWEEN FLATS | 1.285 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
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