5310-01-144-7390 WASHER,KEY Index 5310-01-144-7392 WASHER,KEY

National Stock Number:
5310-01-144-7391

Federal Supply Class:
5310

National Item Identification Number:
011447391

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:
BACW10BW2977272THE BOEING COMPANY


Techincal Specification:
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY1.530 INCHES MINIMUM AND 1.550 INCHES MAXIMUM
EXTERNAL KEY QUANTITY4
EXTERNAL STRAIGHT KEY WIDTH0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM
HOLE DIAMETER3.370 INCHES MINIMUM AND 3.390 INCHES MAXIMUM
INTERNAL KEY QUANTITY2
INTERNAL STRAIGHT KEY WIDTH0.290 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
MATERIAL THICKNESS0.046 INCHES MINIMUM AND 0.054 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
OUTSIDE DIAMETER4.013 INCHES MINIMUM AND 4.033 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS4.193 INCHES MINIMUM AND 4.213 INCHES MAXIMUM
SPECIAL FEATURESINTERNAL KEYS 180.0 DEGREES APART OFFSET 12 DEG 16 MIN 22 SEC FROM CENTER LINE OF EXTERNAL KEYS
STYLE DESIGNATORKEY


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