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National Stock Number:
5305-01-533-5530
Federal Supply Class:
5305
National Item Identification Number:
015335530
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:
| 88-20260-15 | 30554 | DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM | | HEAD HEIGHT | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | ANSI B18.6.3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | WIDTH BETWEEN FLATS | 0.272 INCHES NOMINAL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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