5310-01-043-8079 WASHER,RECESSED Index 5331-01-043-8083 O-RING

National Stock Number:
5310-01-043-8080

Federal Supply Class:
5310

National Item Identification Number:
010438080

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:
5604-4686928SEASTROM MANUFACTURING CO INC
7903387-0306401L3 TECHNOLOGIES, INC.
7903387-0390536LOCKHEED MARTIN CORP
903387-0990536LOCKHEED MARTIN CORP


Techincal Specification:
HOLE DIAMETER0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
OUTSIDE DIAMETER0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-F-1148 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM
MATERIALCELLULOSE OVERALL
SHOULDER HEIGHT0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM
SHOULDER DIAMETER0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
STYLE DESIGNATORSHOULDERED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-V-173 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTVARNISH OVERALL


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