NSN 5310-01-272-9988
Part Details | RECESSED WASHER
5310-01-272-9988 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: 2640390X2 PIECE 7, 2640-390X2 PIECE 7, 8452050957 PIECE 7, 845-2050957 PIECE 7, SS8452050957 PIECE 7, SS845-2050957 PIECE 7, 5310-01-272-9988, 01-272-9988, 5310012729988, 012729988
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 18, 1988 | 01-272-9988 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-01-272-9988
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2640-390X2 PIECE 7 | 96169 | ELECTRIC BOAT CORPORATION |
| 845-2050957 PIECE 7 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| SS845-2050957 PIECE 7 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 5310-01-272-9988
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 8 SPRING TENSION |
| HOLE DIAMETER | 2.625 INCHES NOMINAL |
| OUTSIDE DIAMETER | 4.001 INCHES MINIMUM AND 4.002 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.719 INCHES NOMINAL |
| TOP RECESS DIAMETER | 2.823 INCHES NOMINAL |
| BOTTOM RECESS DIAMETER | 2.823 INCHES NOMINAL |
| BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
