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National Stock Number:
5305-01-365-6313
Federal Supply Class:
5305
National Item Identification Number:
013656313
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:
| 88-20260-23 | 30554 | DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | THREAD LENGTH | 0.750 INCHES MAXIMUM | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | SURFACE TREATMENT | ZINC OVERALL | | MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.138 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.384 INCHES MINIMUM AND | | 0.414 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.019 INCHES MINIMUM AND | | 0.031 INCHES MAXIMUM |
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