5305-01-059-7424 SCREW,MACHINE Index 5306-01-059-7427 BOLT,U

National Stock Number:
5305-01-059-7426

Federal Supply Class:
5305

National Item Identification Number:
010597426

Description:
SCREW,ASSEMBLED WASHER

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


Manufacturer Information:
709244219207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
752929019207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
FASTENER LENGTH0.750 INCHES NOMINAL
HEAD DIAMETER0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM
HEAD HEIGHT0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
PRIMARY WASHER MATERIAL THICKNESS0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM
PRIMARY WASHER OUTSIDE DIAMETER0.466 INCHES MINIMUM AND 0.478 INCHES MAXIMUM
PRIMARY WASHER STYLEFLAT INTERNAL TEETH
WASHER QUANTITY1
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B841,CL1,TYC,GR3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND NICKEL OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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