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National Stock Number:
5305-01-407-4760
Federal Supply Class:
5305
National Item Identification Number:
014074760
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:
| 12449012 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | RCSK14876-1 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | RCSK14876-1 | 34623 | AM GENERAL LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.850 INCHES MINIMUM AND 0.890 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.070 INCHES NOMINAL | | FASTENER LENGTH | 1.880 INCHES NOMINAL | | HEAD HEIGHT | 0.376 INCHES NOMINAL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GR B ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.437 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.620 INCHES MINIMUM AND 1.630 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 20 | | WIDTH BETWEEN FLATS | 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
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