5310-01-054-0851 WASHER,RECESSED Index 5330-01-054-0853 SEAL,PLAIN

National Stock Number:
5310-01-054-0852

Federal Supply Class:
5310

National Item Identification Number:
010540852

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:
16P1607-781755LOCKHEED MARTIN CORPORATION


Techincal Specification:
HOLE DIAMETER0.191 INCHES MINIMUM AND 0.199 INCHES MAXIMUM
OUTSIDE DIAMETER0.625 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.060 INCHES NOMINAL
MATERIALSTEEL COMP 321 OVERALL
SHOULDER HEIGHT0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM
SHOULDER DIAMETER0.290 INCHES NOMINAL
STYLE DESIGNATORSHOULDERED


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