NSN 5310-01-254-5420
Part Details | RECESSED WASHER
5310-01-254-5420 A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.
Alternate Parts: 240840, 240840, 5310-01-254-5420, 01-254-5420, 5310012545420, 012545420
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 07, 1987 | 01-254-5420 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-01-254-5420
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 240840 | 09205 | LOCKHEED MARTIN CORPELECTRONICS AND MISSILES DIV |
| 240840 | 08989 | SPRINGFIELD SPRING CORP THE |
Technical Data | NSN 5310-01-254-5420
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 5 SPRING TENSION |
| HOLE DIAMETER | 0.252 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.531 INCHES NOMINAL |
| RECESS DIAMETER | 0.404 INCHES MINIMUM AND 0.412 INCHES MAXIMUM |
| RECESS DEPTH | 0.076 INCHES NOMINAL |
| MATERIAL THICKNESS | 0.100 INCHES NOMINAL |
| RECESS ANGLE | 90.0 DEGREES NOMINAL |