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National Stock Number:
5305-01-611-9214
Federal Supply Class:
5305
National Item Identification Number:
016119214
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:
| 91247A478 | 39428 | MCMASTER-CARR SUPPLY CO | | AEB02F750B75WA2A61 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS |
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Techincal Specification:
| FASTENER LENGTH | 2.750 INCHES NOMINAL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM FASTENER | | HEAD HEIGHT | 0.4686 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 105000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | CAGE: HEX HEAD CAP SCREWS, MEDIUM-STRENGTH STEEL, GRADE 5 | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.750 INCHES MINIMUM AND 2.250 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 1.125 INCHES NOMINAL |
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