5305-00-285-5263 SCREW,ASSEMBLED WASHER Index 5305-00-285-5267 SCREW,ASSEMBLED WASHER

National Stock Number:
5305-00-285-5266

Federal Supply Class:
5305

National Item Identification Number:
002855266

Description:
SCREW,ASSEMBLED WASHER

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


Manufacturer Information:
59120919207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
SC116201843AMBAC INTERNATIONAL CORPORATION
SC116224956UNITED TECHNOLOGIES CORP ELECTRO SYSTEMS INC


Techincal Specification:
FASTENER LENGTH0.625 INCHES NOMINAL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM PRIMARY WASHER
HEAD DIAMETER0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
HEAD HEIGHT0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
HEAD STYLEFILLISTER
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.190 INCHES
PRIMARY WASHER STYLESPLIT HELICAL RING
PRIMARY WASHER MATERIAL THICKNESS0.040 INCHES MINIMUM
PRIMARY WASHER OUTSIDE DIAMETER0.283 INCHES MINIMUM AND 0.297 INCHES MAXIMUM
WASHER QUANTITY1
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.483 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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