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National Stock Number:
5305-99-350-4120
Federal Supply Class:
5305
National Item Identification Number:
993504120
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:
| B606011421 | K7705 | KNDS DEFENCE UK LIMITED | | BS3692 | K7766 | BRITISH STANDARDS INSTITUTION | | G414/4606 ITEM 11 | K7705 | KNDS DEFENCE UK LIMITED | | G414/4606/11 | K7705 | KNDS DEFENCE UK LIMITED |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 19.58 MILLIMETERS MINIMUM AND 20.42 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 5.35 MILLIMETERS MINIMUM AND 5.65 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | W.E.F.L.S.SPECIFICATION 720 CLASS G MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 8.00 MILLIMETERS | | WIDTH BETWEEN FLATS | 12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DEF-STAN 03-20 MIL STD 1ST TREATMENT RESPONSE OR DEF SPEC 130 MIL STD 2ND TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC AND CHROMATE AND PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 19.58 MILLIMETERS MINIMUM AND 20.42 MILLIMETERS MAXIMUM | | THREAD SERIES DESIGNATOR | ISO M | | THREAD PITCH IN MILLIMETERS | 1.25 |
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