NSN 5310-00-553-3939
Part Details | RECESSED WASHER
5310-00-553-3939 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: 5150127, 51-501-27, 5150127, 51-501-27, 5310-00-553-3939, 00-553-3939, 5310005533939, 005533939
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 30, 1974 | 00-553-3939 | 15933 ( WASHER, RECESSED ) |
REFERENCE DRAWINGS & PICTURES
SPRING TENSION
Cross Reference | NSN 5310-00-553-3939
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 51-501-27 | 1YRX6 | PF FISHPOLE HOISTS INC |
| 51-501-27 | 06714 | PF FISHPOLE HOISTS INCUSE CAGE CODE 1YRX6 FOR CATALOGING. |
Technical Data | NSN 5310-00-553-3939
| Characteristic | Specifications |
|---|---|
| HARDNESS RATING | RCB46.0 ROCKWELL C MAXIMUM AND 50.0 ROCKWELL C MAXIMUM |
| STYLE DESIGNATOR | 5 SPRING TENSION |
| HOLE DIAMETER | 0.252 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.531 INCHES NOMINAL |
| RECESS DIAMETER | 0.334 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.078 INCHES NOMINAL |
| RECESS ANGLE | 90.0 DEGREES NOMINAL |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |