Product Details | KEY WASHER

5310-00-910-0103 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: 74203, 5310-00-910-0103, 00-910-0103, 5310009100103, 009100103

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1960 00-910-0103

Demand History | NSN 5310-00-910-0103

Part Number Request Date QTY Origin
74203 2015-06-168 1 US

Cross Reference | NSN 5310-00-910-0103

Part Number Cage Code Manufacturer
74203 80254 TEXTRON LYCOMING INC WILLIAMSPORT PLANT
74203 R1120 SATAIR A/S

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Technical Data | NSN 5310-00-910-0103

Characteristic Specifications
MATERIAL STEEL COMP 1010 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5040 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5042 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5044 ASSN STD 1ST MATERIAL RESPONSE OVERALL
HARDNESS RATING 67.0 ROCKWELL SUPERFICIAL 30-T MINIMUM AND 74.0 ROCKWELL SUPERFICIAL 30-T MAXIMUM
INTERNAL KEY QUANTITY 2
HOLE DIAMETER 2.020 INCHES MINIMUM AND 2.040 INCHES MAXIMUM
OUTSIDE DIAMETER 3.180 INCHES MINIMUM AND 3.200 INCHES MAXIMUM
INTERNAL PREBENT KEY LENGTH 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
INTERNAL PREBENT KEY WIDTH 0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY 1.177 INCHES MINIMUM AND 1.205 INCHES MAXIMUM
MATERIAL THICKNESS 0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM
MANUFACTURERS CODE 80254
DESIGN CONTROL REFERENCE 74203

Restrictions/Controls & Freight Information | NSN 5310-00-910-0103

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