NSN 5340-01-121-8181
Part Details | HELICAL COMPRESSION SPRING SEAT
5340-01-121-8181 A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a RETAINER, HELICAL COMPRESSION SPRING. Excludes WASHER (1), (as modified); SEAT, BALL SOCKET and HOLDER, SPRING. See also ROTOR, ENGINE POPPET VALVE.
Alternate Parts: HP13221071, HP1322107-1, HP13221071, HP1322107-1, 5340-01-121-8181, 01-121-8181, 5340011218181, 011218181
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | NOV 10, 1981 | 01-121-8181 | 24328 ( SEAT, HELICAL COMPRESSION SPRING ) |
REFERENCE DRAWINGS & PICTURES
SEAT
Cross Reference | NSN 5340-01-121-8181
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| HP1322107-1 | 70236 | TACTAIR FLUID CONTROLS, INC. |
| HP1322107-1 | 84685 | TELEDYNE HYDRA-POWERDIV OF TELEDYNE INC |
Technical Data | NSN 5340-01-121-8181
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225 TO 6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYLE DESIGNATOR | SEAT |
| OVERALL HEIGHT | 0.1900 INCHES NOMINAL |
| END DIAMETER | 0.2500 INCHES NOMINAL |
| DISTANCE FROM END TO FIRST STEP | 0.0620 INCHES NOMINAL |
| FIRST STEP DIAMETER | 0.4300 INCHES NOMINAL |
| BORE DIAMETER | 0.1200 INCHES NOMINAL |
| COUNTERSINK DIAMETER | 0.3000 INCHES NOMINAL |
| COUNTERBORE LENGTH | 0.0500 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 0.2600 INCHES NOMINAL |
| COUNTERSINK ANGLE IN DEG | 30.0 |
| DESIGN TYPE | SOLID |