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National Stock Number:
5305-01-597-4628
Federal Supply Class:
5305
National Item Identification Number:
015974628
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:
| 2532379 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| FASTENER LENGTH | 2.062 INCHES NOMINAL | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.562 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP 4140 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, HEAX HEAD | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | SPECIAL FEATURES | MAGNETIC PORT INSPECTION IAW MIL-I-6868; NEXT HIGHER ASSEMBLY: FIXTURE, SHIPING AND LIFTING ASSEMBLY | | SURFACE FINISH | 125.0 MICROMETERS HEAD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AQQ-Z-325 TY II CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.906 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 14 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 2.250 INCHES NOMINAL |
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