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National Stock Number:
5305-01-518-8185
Federal Supply Class:
5305
National Item Identification Number:
015188185
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:
| 9447-00-0000-500 PC 14 | 88773 | GEORGE W. DAHL INC. | | 9447-00-1400-495 | 88773 | GEORGE W. DAHL INC. | | 9447-00-1400-495 | 90005 | PUROLATOR FACET INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | NICKEL ALLOY K-500 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | ITEM IS SELF LOCKING | | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 18 |
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