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National Stock Number:
5305-01-416-6649
Federal Supply Class:
5305
National Item Identification Number:
014166649
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:
| M12X50DIN931 K-MONEL | 6K580 | METRIC BOLT & NUT CO INC. OF SOUTH CAROLINA DBA METRIC BOLT & NUT CO. INC. |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6H | | FASTENER LENGTH | 49.00 MILLIMETERS MINIMUM AND 51.00 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 7.32 MILLIMETERS MINIMUM AND 7.68 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY K-500 OVERALL | | NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 29.00 MILLIMETERS MINIMUM AND 37.00 MILLIMETERS MAXIMUM | | THREAD PITCH IN MILLIMETERS | 1.75 | | THREAD SERIES DESIGNATOR | M | | WIDTH BETWEEN FLATS | 18.67 MILLIMETERS MINIMUM AND 19.00 MILLIMETERS MAXIMUM |
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