NSN 5310-00-274-7890
Part Details | RECESSED WASHER
5310-00-274-7890 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: 36989PC6, 5310-00-274-7890, 00-274-7890, 5310002747890, 002747890
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-274-7890 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-00-274-7890
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 36989PC6 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 5310-00-274-7890
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 5 SPRING TENSION |
| HOLE DIAMETER | 0.750 INCHES MINIMUM AND 0.751 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.355 INCHES MINIMUM AND 1.360 INCHES MAXIMUM |
| RECESS DIAMETER | 0.875 INCHES MINIMUM AND 0.880 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.042 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| RECESS ANGLE | 90.0 DEGREES NOMINAL |
| SPECIAL FEATURES | TWO 0.084 IN. MIN/0.104 IN MAX RADIUS NOTCHES SPACED 180.0 DEGREES APART ON OUTER PERIPHERY OF WASHER |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |