NSN 2990-00-817-1156 008171156
Product Details | HELICAL COMPRESSION SPRING SEAT
2990-00-817-1156 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.
Part Alternates: 008171156
Engine Accessories | Miscellaneous Engine Accessories, Nonaircraft
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | 00-817-1156 | 24328 ( SEAT, HELICAL COMPRESSION SPRING ) |
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Technical Data | NSN 2990-00-817-1156
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| MATERIAL HARDNESS RATING | NOT RATED |
| OVERALL HEIGHT | 0.3125 INCHES NOMINAL |
| END DIAMETER | 0.7190 INCHES NOMINAL |
| BORE DIAMETER | 0.4370 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM |
| COUNTERSINK DIAMETER | 0.5310 INCHES NOMINAL |
| BORE TAPER IN DEG | 10.0 |
| COUNTERSINK ANGLE IN DEG | 45.0 |
| DESIGN TYPE | SOLID |
| SPECIAL FEATURES | MATL-STEEL QQ-S-624,FS3135;NOT CASEHARDENED |
| III FSC APPLICATION DATA | AIR STARTER GROUP,DIESEL ENGINE |
Restrictions/Controls & Freight Information | NSN 2990-00-817-1156
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||