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National Stock Number:
5305-01-263-8832
Federal Supply Class:
5305
National Item Identification Number:
012638832
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:
| JCM-11286-01112 | 58905 | STRIKE WEAPONS AND UNMANNED AVIATION |
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Techincal Specification:
| FASTENER LENGTH | 6.000 INCHES NOMINAL | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM OVERALL | | HEAD HEIGHT | 0.810 INCHES MINIMUM AND 0.878 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 1.375 INCHES | | WIDTH BETWEEN FLATS | 1.994 INCHES MINIMUM AND 2.062 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 3.334 INCHES MINIMUM AND 3.750 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 6 | | THREAD SERIES DESIGNATOR | UNC |
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