Part Details | RECESSED WASHER
5310-01-256-9740 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: 14000797S68E6, 140-007-97S68E6, 5310-01-256-9740, 01-256-9740, 5310012569740, 012569740
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 10, 1987 | 01-256-9740 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-01-256-9740
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 140-007-97S68E6 | 97499 | BELL HELICOPTER TEXTRON INC.DBA BELL HELICOPTER |
Technical Data | NSN 5310-01-256-9740
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | 8 SPRING TENSION |
| HOLE DIAMETER | 1.506 INCHES MINIMUM AND 1.526 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| TOP RECESS DIAMETER | 1.626 INCHES MINIMUM AND 1.646 INCHES MAXIMUM |
| BOTTOM RECESS DIAMETER | 1.626 INCHES MINIMUM AND 1.646 INCHES MAXIMUM |
| BOTTOM RECESS ANGLE | 89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM |
| TOP RECESS ANGLE | 89.5 DEGREES MINIMUM AND 90.5 DEGREES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH |