5305-00-813-4494 SCREW,MACHINE Index 5305-00-813-4496 SCREW,MACHINE

National Stock Number:
5305-00-813-4495

Federal Supply Class:
5305

National Item Identification Number:
008134495

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.


Manufacturer Information:
940908819207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
940908824617GENERAL MOTORS CORP


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.688 INCHES MINIMUM
FASTENER LENGTH0.750 INCHES NOMINAL
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEHEXAGON
HEAD HEIGHT0.125 INCHES NOMINAL
WIDTH BETWEEN FLATS0.438 INCHES NOMINAL
INTERNAL DRIVE STYLESLOT
LOCKING FEATUREDISTORTIONS HEAD
DEPARTURE FROM CITED DESIGNATORAS MOD BY DRIVE STYLE


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