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National Stock Number: 5305-00-537-8201
Federal Supply Class: 5305
National Item Identification Number: 005378201
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:
11503 | 82423 | KLEINSCHMIDT INC | 6L4970-18-10S | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
FASTENER LENGTH | 0.500 INCHES NOMINAL | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL | HEAD DIAMETER | 0.265 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | HEAD HEIGHT | 0.160 INCHES MINIMUM AND 0.164 INCHES MAXIMUM | HEAD STYLE | FLAT CHAMFER | INTERNAL DRIVE STYLE | HEXAGON | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | STEEL COMP 410 OVERALL | NOMINAL THREAD DIAMETER | 0.164 INCHES | WIDTH ACROSS FLATS | 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM | SURFACE TREATMENT | PASSIVATE OVERALL | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.418 INCHES NOMINAL | THREAD QUANTITY PER INCH | 32 | THREAD SERIES DESIGNATOR | UNC |
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