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National Stock Number:
5305-01-526-2986
Federal Supply Class:
5305
National Item Identification Number:
015262986
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:
| 03279-06 | 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA | | 92240A548 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | HEX CAP SCREW .250"-20 UNC, 1.125"-2.5" LENGTH FULLY THREADED | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SPECIAL FEATURES | MATERIAL: STAINLESS STEEL 18-8, FINISH: PASSIVATE PER ASTM A380 | | SPECIFICATION/STANDARD DATA | 05047-ASME B1.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047-ASME B18.21 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | SUPPLEMENTARY FEATURES | FASTENER DIAMETER .250" | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.750 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 20 |
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