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National Stock Number:
5305-01-575-1984
Federal Supply Class:
5305
National Item Identification Number:
015751984
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:
| 55002264 | 0F875 | GENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS, INC. | | 91306A375 | 07BY4 | MCMASTER-CARR SUPPLY CO | | 91306A375 | 39428 | MCMASTER-CARR SUPPLY CO | | 91306A500 | 39428 | MCMASTER-CARR SUPPLY CO | | 91306A375 | 3A054 | MCMASTER-CARR SUPPLY CO | | 91306A375 | Z5B11 | MILSPEC SERVICES PTY LIMITED |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | THREAD LENGTH | 0.500 INCHES NOMINAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | BUTTON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | SURFACE TREATMENT | ZINC OVERALL | | HARDNESS RATING | 39.0 ROCKWELL C NOMINAL OVERALL | | MINIMUM TENSILE STRENGTH | 144 POUNDS PER SQUARE INCH | | HEAD DIAMETER | 0.437 INCHES NOMINAL | | HEAD HEIGHT | 0.132 INCHES NOMINAL | | SUPPLEMENTARY FEATURES | DRIVER-5/32 INCH HEX | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ZINC PLATED STL BUTTON HEAD SOCKET CAP SCREW | | SPECIFICATION/STANDARD DATA | 81346-ASTM F835 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
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