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National Stock Number:
5305-01-556-1752
Federal Supply Class:
5305
National Item Identification Number:
015561752
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:
| 7402869-C-063 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 2.000 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | LOCKING FEATURE | PATCH OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | UNS S31600 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 316 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAP, HEX HEAD | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | SCREW MUST CONFORM TO FF-S-85 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | IAW SAE-AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH BETWEEN FLATS | 0.490 INCHES NOMINAL |
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