NSN 5310-00-978-0883
Part Details | RECESSED WASHER
5310-00-978-0883 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: 135B661, 135B5661, 5310-00-978-0883, 00-978-0883, 5310009780883, 009780883
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 12, 1966 | 00-978-0883 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-00-978-0883
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 135B661 | 05606 | GENERAL DYNAMICS-OTS, INC.DBA GD-OTS (WILLISTON) |
| 135B5661 | 05606 | GENERAL DYNAMICS-OTS, INC.DBA GD-OTS (WILLISTON) |
Technical Data | NSN 5310-00-978-0883
| Characteristic | Specifications |
|---|---|
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| STYLE DESIGNATOR | 5 SPRING TENSION |
| HOLE DIAMETER | 0.196 INCHES MINIMUM AND 0.209 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.960 INCHES MINIMUM AND 1.020 INCHES MAXIMUM |
| RECESS DIAMETER | 0.392 INCHES MINIMUM AND 0.402 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.090 INCHES NOMINAL |
| RECESS ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| HEAT TREATMENT | NORMALIZED |