NSN 5310-00-303-2881
Part Details | RECESSED WASHER
5310-00-303-2881 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: 214220, 5310-00-303-2881, 00-303-2881, 5310003032881, 003032881
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 14, 1973 | 00-303-2881 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-00-303-2881
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 214220 | 59875 | EATON INDUSTRIAL CORPORATIONDBA ARGO-TECH |
Technical Data | NSN 5310-00-303-2881
| Characteristic | Specifications |
|---|---|
| HARDNESS RATING | RCB28.0 ROCKWELL C MAXIMUM AND 37.0 ROCKWELL C MAXIMUM |
| STYLE DESIGNATOR | 8 SPRING TENSION |
| HOLE DIAMETER | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.510 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| TOP RECESS DIAMETER | 0.312 INCHES MINIMUM AND 0.334 INCHES MAXIMUM |
| BOTTOM RECESS DIAMETER | 0.312 INCHES MINIMUM AND 0.334 INCHES MAXIMUM |
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |