5305-00-637-6643 SCREW,MACHINE Index 5305-00-637-6648 SCREW,ASSEMBLED WASHER

National Stock Number:
5305-00-637-6647

Federal Supply Class:
5305

National Item Identification Number:
006376647

Description:
SCREW,ASSEMBLED WASHER

Detail:
A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).


Manufacturer Information:
X50204-1602622AMERICAN OPTICAL CO
X50204-1681336CHIEF OF ENGINEERS DEPT OF ARMY


Techincal Specification:
FASTENER LENGTH0.375 INCHES NOMINAL
HEAD HEIGHT0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM
HEAD DIAMETER0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM
HEAD STYLEPAN NO. 2
INTERNAL DRIVE STYLETORQUE
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
PRIMARY WASHER MATERIAL THICKNESS0.025 INCHES NOMINAL
PRIMARY WASHER OUTSIDE DIAMETER0.494 INCHES MINIMUM AND 0.506 INCHES MAXIMUM
PRIMARY WASHER STYLEFLAT EXTERNAL TEETH
WASHER QUANTITY1
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.375 INCHES MAXIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNC


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