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National Stock Number:
5305-00-616-8510
Federal Supply Class:
5305
National Item Identification Number:
006168510
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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Techincal Specification:
| FASTENER LENGTH | 1.750 INCHES NOMINAL | | HARDNESS RATING | 207.0 BRINELL STANDARD MAXIMUM OVERALL | | HEAD HEIGHT | 0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10 STYLE | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 28000 POUNDS PER SQUARE INCH | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.750 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 14 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 1.285 INCHES MINIMUM AND 1.312 INCHES MAXIMUM |
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