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National Stock Number: 5305-01-335-9277
Federal Supply Class: 5305
National Item Identification Number: 013359277
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:
91255A540 | 39428 | MCMASTER-CARR SUPPLY CO | AES18U250750CH2A12 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | P03196 | 05331 | LULL LIFT CORP DBA OMNIQUIP PARTS WORLDWIDE | P03196 | 1YHH8 | JLG INDUSTRIES, INC. |
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Techincal Specification:
COLOR | BLACK OVERALL | FASTENER LENGTH | 0.750 INCHES NOMINAL | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL | HEAD DIAMETER | 0.419 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | HEAD HEIGHT | 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM | HEAD STYLE | BUTTON | INTERNAL DRIVE STYLE | HEXAGON | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | STEEL OVERALL | MINIMUM TENSILE STRENGTH | 1700000 POUNDS PER SQUARE INCH | NOMINAL THREAD DIAMETER | 0.250 INCHES | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL | SURFACE TREATMENT | OXIDE OVERALL | THREAD DIRECTION | RIGHT-HAND | THREAD CLASS | 3A | THREAD LENGTH | 0.650 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | THREAD SERIES DESIGNATOR | UNC | THREAD QUANTITY PER INCH | 20 |
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