4820-00-433-3679 VALVE,CHECK Index 4820-00-433-3684 VALVE,CHECK

National Stock Number:
5305-00-433-3680

Federal Supply Class:
5305

National Item Identification Number:
004333680

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
22315724617GENERAL MOTORS CORP
2231577X677GENERAL MOTORS LLC


Techincal Specification:
FASTENER LENGTH1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
POINT STYLEHALF DOG
WIDTH ACROSS FLATS0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.350 INCHES MINIMUM AND 1.400 INCHES MAXIMUM
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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