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National Stock Number:
5305-01-603-1007
Federal Supply Class:
5305
National Item Identification Number:
016031007
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:
| NAS9103-8 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | THREAD LENGTH | 0.468 INCHES NOMINAL | | FASTENER LENGTH | 0.484 INCHES MINIMUM AND | | 0.531 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 OR AMS5732,GRADE A286 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.105 INCHES MINIMUM AND | | 0.120 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.304 INCHES MINIMUM AND | | 0.314 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,HEX HEAD,OFFSET CRUCIFORM-RIBBED RECESS,FULL THREAD,A-286 CRES,160000 PSI TENSILE | | SPECIAL FEATURES | TOP OF HEAD FEATURES OFFSET CRUCIFORM-RIBBED RECESS |
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