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National Stock Number:
5305-01-076-4924
Federal Supply Class:
5305
National Item Identification Number:
010764924
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:
| 12274537-90 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | B18231A20040N | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | XM62410-90 | 12204 | DAIMLER CHRYSLER |
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Techincal Specification:
| FASTENER LENGTH | 40.0 MILLIMETERS NOMINAL | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 12.12 MILLIMETERS MINIMUM AND 12.88 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | IFI-501 CL 10.9 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | MINIMUM TENSILE STRENGTH | 1040 MEGAPASCALS | | MINIMUM YIELD STRENGTH | 940 MEGAPASCALS | | NOMINAL THREAD DIAMETER | 20.0 MILLIMETERS | | WIDTH BETWEEN FLATS | 30.0 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-C-81562 TY 2 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 35.0 MILLIMETERS MINIMUM AND 40.0 MILLIMETERS MAXIMUM | | THREAD PITCH IN MILLIMETERS | 2.5 | | THREAD SERIES DESIGNATOR | ISO M |
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