NSN 5310-00-639-1954
Part Details | KEY WASHER
5310-00-639-1954 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: MS172289, 5310-00-639-1954, 00-639-1954, 5310006391954, 006391954
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-639-1954 | 01869 ( WASHER, KEY ) |
REFERENCE DRAWINGS & PICTURES
KEY
Cross Reference | NSN 5310-00-639-1954
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MS172289 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5310-00-639-1954
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | KEY |
| EXTERNAL KEY QUANTITY | 15 |
| HOLE DIAMETER | 1.650 INCHES MINIMUM AND 1.675 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 2.125 INCHES MINIMUM AND 2.145 INCHES MAXIMUM |
| INTERNAL PREBENT KEY LENGTH | 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.219 INCHES MINIMUM AND 0.239 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 2.532 INCHES MINIMUM AND 2.562 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM |