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National Stock Number:
5305-01-526-5963
Federal Supply Class:
5305
National Item Identification Number:
015265963
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:
| 3436653 | 45152 | OSHKOSH CORP | | 3436653 | 75Q65 | OSHKOSH DEFENSE LLC |
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Techincal Specification:
| FASTENER LENGTH | 2.500 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAP, HEX .25-20X2.50 G5DC | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | NHA IS MAIN HYDRAULICS, P/N 3499753;SALT SPRAY FINISH IAW ASTM B117;MATERIAL OF STEEL IS GRADE 5 IAW SAE J429;DIMENSION IS HEX HEAD ACROSS POINTS IS 0.496 IN NOMINAL | | WIDTH BETWEEN FLATS | 0.433 INCHES NOMINAL | | SURFACE TREATMENT | PAINT OVERALL AND DICHROMATE SODIUM OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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