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National Stock Number:
5305-01-109-2013
Federal Supply Class:
5305
National Item Identification Number:
011092013
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:
| 11629625-12 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | THREAD LENGTH | 0.750 INCHES MINIMUM AND | | 0.9375 INCHES MAXIMUM | | FASTENER LENGTH | 1.938 INCHES MINIMUM AND | | 2.000 INCHES MAXIMUM | | MATERIAL | STEEL COMP 429 OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAEJ429 ASSN STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 MIL SPEC ALL TREATMENT RESPONSES OVERALL | | MINIMUM TENSILE STRENGTH | 5450 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.150 INCHES MINIMUM AND | | 0.163 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.4375 INCHES MAXIMUM | | SPECIAL FEATURES | HEAD SHALL BE MARKED AS DESCRIBEDIN SAE J429.RAISED MARKINGS ARE PRE FERRED,DEPRESSIONS ARE ACCEPTABLE; SHALL MEET REQUIREMENTS FOR SURFACE DISCONTINUITIES AS SPECIFIED IN FF-S-85 |
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