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National Stock Number:
5305-01-565-2638
Federal Supply Class:
5305
National Item Identification Number:
015652638
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:
| 63128 | 0BPN7 | TIFCO INDUSTRIES, INC. | | B18.2.1 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ALLOY GRADE 8 CAP SCREW | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SPECIFICATION/STANDARD DATA | ASME B18 2 1 DTD 1996 REVISED 2005 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SPECIAL FEATURES | SPECIFIC MATERIAL IS STEEL ALLOY GRADE 8;COLD ROLLED, WASHER FACED, AND MACHINE POINTED;MEETS SAE J429 GRADE 8 AND ASTM A354;YELLOW ZINC PLATED FOR CORROSION RESISTANCE | | WIDTH BETWEEN FLATS | 0.562 INCHES NOMINAL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNC | | FASTENER LENGTH | 1.000 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.234 INCHES NOMINAL | | HEAD STYLE | HEXAGON |
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