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National Stock Number:
5305-01-507-7673
Federal Supply Class:
5305
National Item Identification Number:
015077673
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:
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 13.6 MILLIMETERS NOMINAL | | EXTENDED WASHER THICKNESS | 1.10 MILLIMETERS NOMINAL | | EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 6.80 MILLIMETERS NOMINAL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J1199 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | NOMINAL THREAD DIAMETER | 6.0 MILLIMETERS | | WIDTH BETWEEN FLATS | 7.64 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM | | SURFACE TREATMENT | ZINC AND PHOSPHATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 20.0 MILLIMETERS NOMINAL | | THREAD PITCH IN MILLIMETERS | 1.0 | | THREAD SERIES DESIGNATOR | M |
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