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National Stock Number:
5305-00-018-1260
Federal Supply Class:
5305
National Item Identification Number:
000181260
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:
| 181260 | 24617 | GENERAL MOTORS CORP | | 181260 | 7X677 | GENERAL MOTORS LLC | | FFS85TYPE2STYLE10PGRADE5 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| FASTENER LENGTH | 2.469 INCHES MINIMUM AND 2.531 INCHES MAXIMUM | | HEAD HEIGHT | 0.640 INCHES MINIMUM AND 0.672 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | WIDTH BETWEEN FLATS | 1.106 INCHES MINIMUM AND 1.125 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-16232,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.000 INCHES MINIMUM AND 2.188 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 9 |
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