NSN 5310-00-639-2181
Part Details | KEY WASHER
5310-00-639-2181 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: 249689, 5310-00-639-2181, 00-639-2181, 5310006392181, 006392181
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-639-2181 | 01869 ( WASHER, KEY ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5310-00-639-2181
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 249689 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 5310-00-639-2181
| Characteristic | Specifications |
|---|---|
| EXTERNAL KEY QUANTITY | 4 |
| HOLE DIAMETER | 0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY LENGTH | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.542 INCHES MINIMUM AND 0.583 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.027 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY ANGLE | 20.0 DEGREES NOMINAL |