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National Stock Number:
5305-01-467-6314
Federal Supply Class:
5305
National Item Identification Number:
014676314
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:
| 306-12084 | 9F512 | PARKER-HANNIFIN CORPORATION | | M19-20873 PC NO 193 | 9F512 | PARKER-HANNIFIN CORPORATION | | M19-21121-D PC128 | 9F512 | PARKER-HANNIFIN CORPORATION | | PL-M19-21121-D PC 128 | 9F512 | PARKER-HANNIFIN CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD HEIGHT | 0.166 INCHES MINIMUM AND 0.176 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | J429GRADE2 ASSN STD 1ST MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.438 INCHES MINIMUM AND 0.445 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAEJ123 ASSN STD 1ST TREATMENT RESPONSE OR ASTMF593,BLACKOXIDEORCHEMICALCOATED ASSN STD 2ND TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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