5310-01-386-9041 WASHER,FLAT Index 5305-01-386-9043 SCREW,MACHINE

National Stock Number:
5310-01-386-9042

Federal Supply Class:
5310

National Item Identification Number:
013869042

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:
1137AS53230003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
HOLE DIAMETER0.195 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2011 OVERALL
OUTSIDE DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
OVERALL HEIGHT0.098 INCHES NOMINAL
SHOULDER DIAMETER0.240 INCHES NOMINAL
SHOULDER HEIGHT0.030 INCHES NOMINAL
STYLE DESIGNATORSHOULDERED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL


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