4520-01-050-7146 HEATER,SPACE,ELECTRIC Index 5330-01-050-7148 O-RING

National Stock Number:
5310-01-050-7147

Federal Supply Class:
5310

National Item Identification Number:
010507147

Description:
WASHER,KEY

Detail:
A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes thrust type washer.


Manufacturer Information:
993342-282577RAYTHEON COMPANY
A380-12-286928SEASTROM MANUFACTURING CO INC
SMC1700-207632SERRA MANUFACTURING CORPORATION
WC1234-270318ALLMETAL SCREW PRODUCTS CORP


Techincal Specification:
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY0.352 INCHES MINIMUM AND 0.368 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY0.217 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
EXTERNAL PREBENT KEY LENGTH0.050 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
HOLE DIAMETER0.470 INCHES MINIMUM AND 0.480 INCHES MAXIMUM
INTERNAL STRAIGHT KEY WIDTH0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER0.703 INCHES MINIMUM AND 0.735 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS0.739 INCHES MINIMUM AND 0.765 INCHES MAXIMUM
MATERIAL THICKNESS0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM
MATERIALSTEEL COMP 303 AND STEEL COMP 304 OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
STYLE DESIGNATORKEY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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