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National Stock Number:
5305-01-559-0882
Federal Supply Class:
5305
National Item Identification Number:
015590882
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:
| 92316A536 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| COLOR | BLACK OVERALL | | EXTENDED WASHER DIAMETER | 0.563 INCHES NOMINAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD HEIGHT | 0.281 INCHES NOMINAL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | PART NAME ASSIGNED BY CONTROLLING AGENCY | GRADE 8 BLACK ALLOY STEEL HEX HEAD CAP SCREWS | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.375 INCHES NOMINAL | | SURFACE TREATMENT | OIL AND PHOSPHATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 20 |
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