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National Stock Number:
5305-01-424-3579
Federal Supply Class:
5305
National Item Identification Number:
014243579
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 218001621 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 556-6406374-A20 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 556-6406374-B20 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.250 INCHES NOMINAL | | FASTENER LENGTH | 1.250 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | PLASTIC POLYAMIDE LOCKING FEATURE | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND | | 38.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.735 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | HEAD HEIGHT | 0.492 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.375 INCHES NOMINAL | | LOCKING FEATURE | PATCH OR | | PELLET OR | | STRIP THREADS |
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