NSN 5310-00-493-4021
Part Details | FINISHING WASHER
5310-00-493-4021 A washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. It may or may not have a flush flange feature.
Alternate Parts: 12K4157, 12K415-7, 5310-00-493-4021, 00-493-4021, 5310004934021, 004934021
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 20, 1970 | 00-493-4021 | 15932 ( WASHER, FINISHING ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-00-493-4021
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12K415-7 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 5310-00-493-4021
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 7 SPRING TENSION |
| HOLE DIAMETER | 0.214 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.532 INCHES MINIMUM AND 0.592 INCHES MAXIMUM |
| RECESS DIAMETER | 0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.016 INCHES NOMINAL |
| RECESS ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |