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National Stock Number:
5305-00-422-2012
Federal Supply Class:
5305
National Item Identification Number:
004222012
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:
| 11647593 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 5305004222012 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | THREAD LENGTH | 2.000 INCHES MAXIMUM | | FASTENER LENGTH | 2.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD QUANTITY PER INCH | 10 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 FED SPEC ALL TREATMENT RESPONSES OVERALL | | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 120 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 85 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.455 INCHES MINIMUM AND | | 0.483 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.100 INCHES MINIMUM AND | | 1.125 INCHES MAXIMUM | | SPECIAL FEATURES | WASHER 0.108 IN.THK,1.750 IN.DIA,WELDED ON TOP OF HEAD |
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