5310-01-178-0211 WASHER,RECESSED Index 5310-01-178-0213 WASHER,SPRING TENSION

National Stock Number:
5310-01-178-0212

Federal Supply Class:
5310

National Item Identification Number:
011780212

Description:
WASHER,SHOULDERED

Detail:
A WASHER, ROUND IN SHAPE, AND HAVING A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS FLAT AND UNBROKEN, THE OTHER SURFACE IS IN THE FORM OF A RAISED SHOULDER (BOSS) HAVING A FLAT BEARING SURFACE. THE THICKNESS OF THE SHOULDER (BOSS) MUST NOT EXCEED 25 PERCENT OF THE SHOULDER (BOSS) DIAMETER. FOR ITEMS HAVING A SHOULDER (BOSS) OF GREATER THICKNESS, USE BEARING, SLEEVE; BUSHING SLEEVE; OR SPACER, SLEEVE. EXCLUDES INSULATOR, WASHER AND THRUST TYPE WASHERS.


Manufacturer Information:
1881B29513002GOODRICH CORPORATION
1881B2956K4C8GOODRICH CORPORATION


Techincal Specification:
COLORWHITE OVERALL
CRITICALITY CODE JUSTIFICATIONFEAT
HOLE DIAMETER5.750 INCHES MINIMUM AND 5.755 INCHES MAXIMUM
OUTSIDE DIAMETER6.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.125 INCHES NOMINAL
MATERIALALUMINUM ALLOY 7075 OVERALL
SHOULDER DIAMETER6.218 INCHES MINIMUM AND 6.220 INCHES MAXIMUM
SHOULDER HEIGHT0.250 INCHES NOMINAL
SPECIAL FEATURESCRIT TOLERANCE, FIT RESTRICTION OR APPLICATION
STYLE DESIGNATORSHOULDERED
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 TY 2 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-83286 COLOR 17875 MIL SPEC 2ND TREATMENT RESPONSE OVERALL


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