Product Details | KEY WASHER

5310-00-950-5503 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.

Part Alternates: M2282P, 1T0269, 1T269, 5310-00-950-5503, 00-950-5503, 5310009505503, 009505503

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 04 MAY 1966 00-950-5503

Drawings & Photos | NSN 5310-00-950-5503


Cross Reference | NSN 5310-00-950-5503

Part Number Cage Code Manufacturer
1T0269 11083 CATERPILLAR INC. DBA CATERPILLAR
1T269 11083 CATERPILLAR INC. DBA CATERPILLAR
M2282P 61208 TWIN DISC INCORPORATED

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Technical Data | NSN 5310-00-950-5503

Characteristic Specifications
MATERIAL STEEL COMP 1010 OVERALL
HARDNESS RATING 85.0 ROCKWELL SUPERFICIAL 15-N MINIMUM
STYLE DESIGNATOR 154 KEY
INTERNAL KEY QUANTITY 2
HOLE DIAMETER 3.170 INCHES NOMINAL
OUTSIDE DIAMETER 4.160 INCHES NOMINAL
INTERNAL STRAIGHT KEY WIDTH 0.240 INCHES NOMINAL
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY 1.412 INCHES NOMINAL
MATERIAL THICKNESS 0.120 INCHES NOMINAL
III HEAT TREATMENT HOT ROLLED
MANUFACTURERS CODE 11083
DESIGN CONTROL REFERENCE 1T269

Restrictions/Controls & Freight Information | NSN 5310-00-950-5503

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information