NSN 5310-01-025-3489
Part Details | RECESSED WASHER
5310-01-025-3489 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: 1400071616D5, 140-007-16-16D5, 5310-01-025-3489, 01-025-3489, 5310010253489, 010253489
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 30, 1976 | 01-025-3489 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-01-025-3489
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 140-007-16-16D5 | 97499 | BELL HELICOPTER TEXTRON INC.DBA BELL HELICOPTER |
Technical Data | NSN 5310-01-025-3489
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 8 SPRING TENSION |
| HOLE DIAMETER | 0.250 INCHES NOMINAL |
| OUTSIDE DIAMETER | 0.500 INCHES NOMINAL |
| MATERIAL THICKNESS | 0.156 INCHES NOMINAL |
| TOP RECESS DIAMETER | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| BOTTOM RECESS DIAMETER | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| HEAT TREATMENT | AS FABRICATED |