NSN 5310-00-550-1378

Part Details | KEY WASHER

5310-00-550-1378 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.

Alternate Parts: 271700, 271700, 271700, 271700, 271700, 271700, 271700, 5310-00-550-1378, 00-550-1378, 5310005501378, 005501378

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-550-137801869 ( WASHER, KEY )
REFERENCE DRAWINGS & PICTURES

KEY

Cross Reference | NSN 5310-00-550-1378
Part Number Cage Code Manufacturer
27170081924ATOMIC ENERGY COMMISSIONOAK RIDGE OPNS OFFICE
27170059420DYNAMIC GUNVER TECHNOLOGIES LLC
27170003730GOULD E A AND CO
2717001J4P3PARADIGM MANCHESTER INC.DBA PARADIGM PRECISION
27170027068TRIPLE A SPRING, LIMITED PARTNERSHIPDBA COLONIAL/HAN-DEE SPRING
27170011449TURBO POWER & MARINE SYSTEM INCSUB OF UNITED TECHNOLOGIES CORP
27170077445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 5310-00-550-1378
Characteristic Specifications
STYLE DESIGNATOR KEY
EXTERNAL KEY QUANTITY31
INTERNAL KEY QUANTITY1
HOLE DIAMETER3.030 INCHES MINIMUM AND 3.050 INCHES MAXIMUM
OUTSIDE DIAMETER3.270 INCHES MINIMUM AND 3.290 INCHES MAXIMUM
EXTERNAL PREBENT KEY LENGTH0.330 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
EXTERNAL PREBENT KEY WIDTH0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM
INTERNAL STRAIGHT KEY WIDTH0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
INTERNAL PREBENT KEY WIDTH0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY1.400 INCHES MINIMUM AND 1.420 INCHES MAXIMUM
OVERALL DISTANCE INCLUDING KEYS3.340 INCHES MINIMUM AND 3.360 INCHES MAXIMUM
MATERIAL THICKNESS0.0270 INCHES MINIMUM AND 0.0295 INCHES MAXIMUM
EXTERNAL PREBENT KEY ANGLE90.0 DEGREES NOMINAL