NSN 5310-00-945-2490
Part Details | RECESSED WASHER
5310-00-945-2490 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: 6565211109107, 65652-11109-107, 5310-00-945-2490, 00-945-2490, 5310009452490, 009452490
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 16, 1966 | 00-945-2490 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-00-945-2490
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 65652-11109-107 | 78286 | SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY |
Technical Data | NSN 5310-00-945-2490
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 8 SPRING TENSION |
| HOLE DIAMETER | 0.233 INCHES MINIMUM AND 0.238 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.4068 INCHES MINIMUM AND 0.4073 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.085 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| TOP RECESS DIAMETER | 0.283 INCHES MINIMUM AND 0.308 INCHES MAXIMUM |
| BOTTOM RECESS DIAMETER | 0.283 INCHES MINIMUM AND 0.308 INCHES MAXIMUM |
| BOTTOM RECESS ANGLE | 45.0 DEGREES NOMINAL |
| TOP RECESS ANGLE | 45.0 DEGREES NOMINAL |
| SPECIAL FEATURES | OD CHAMFERED BOTH SIDES 0.010 IN. BY 45 DEG |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |