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National Stock Number:
5305-00-021-6323
Federal Supply Class:
5305
National Item Identification Number:
000216323
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:
| FFS85TYPE2STYLE10P | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| FASTENER LENGTH | 6.250 INCHES NOMINAL | | HARDNESS RATING | 45.0 ROCKWELL C NOMINAL OVERALL | | HEAD HEIGHT | 0.547 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | HOLE DIAMETER | 0.125 INCHES NOMINAL | | HOLE CONFIGURATION STYLE | HEXAGON LONGITUDINAL HOLE | | HOLE QUANTITY | 3 | | HOLE TYPE | DRILLED | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | WIDTH BETWEEN FLATS | 1.312 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.250 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 14 |
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