NSN 5310-00-678-2983
Part Details | RECESSED WASHER
5310-00-678-2983 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: 8754391, 5310-00-678-2983, 00-678-2983, 5310006782983, 006782983
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-678-2983 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-00-678-2983
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8754391 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 5310-00-678-2983
| Characteristic | Specifications |
|---|---|
| HARDNESS RATING | RCB40.0 ROCKWELL C MAXIMUM AND 46.0 ROCKWELL C MAXIMUM |
| STYLE DESIGNATOR | 5 SPRING TENSION |
| HOLE DIAMETER | 1.003 INCHES MINIMUM AND 1.009 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.550 INCHES MINIMUM AND 1.570 INCHES MAXIMUM |
| RECESS DIAMETER | 1.170 INCHES MINIMUM AND 1.190 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| RECESS ANGLE | 90.0 DEGREES NOMINAL |
| SPECIAL FEATURES | ONE BEARING SURFACE HAS A 45 DEGREE BEVEL |
| HEAT TREATMENT | QUENCHED AND TEMPERED |