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National Stock Number:
5305-01-428-7481
Federal Supply Class:
5305
National Item Identification Number:
014287481
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:
| FF-S-85 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | IC-2458 REV F PC NO 80 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | IC-2458 REV F PC NO 80 | 10171 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | IC-2458 REV F PC NO 80 | 1W383 | TOOLEX, INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | THREAD LENGTH | 1.500 INCHES MINIMUM | | FASTENER LENGTH | 3.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | THREAD QUANTITY PER INCH | 11 | | THREAD CLASS | 2A | | SURFACE TREATMENT | PHOSPHATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TYZ,CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD HEIGHT | 0.378 INCHES MINIMUM AND | | 0.403 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.922 INCHES MINIMUM AND | | 0.938 INCHES MAXIMUM | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND | | 10P STYLE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-S-85 |
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