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National Stock Number:
5305-01-601-4251
Federal Supply Class:
5305
National Item Identification Number:
016014251
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:
| 92198A945 | 39428 | MCMASTER-CARR SUPPLY CO |
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Techincal Specification:
| FASTENER LENGTH | 2.50 INCHES NOMINAL | | HARDNESS RATING | 70.0 ROCKWELL B MINIMUM OVERALL | | HEAD HEIGHT | 0.546 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL PROPERTY CLASS 18.8 OVERALL | | MINIMUM TENSILE STRENGTH | 70000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | 18-8 STAINLESS STEEL HEX HEAD CAP SCREW | | SPECIAL FEATURES | SCREW MAY BE MILDLY MAGNETIC | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.50 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 14 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 1.3125 INCHES NOMINAL |
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