NSN 5340-01-129-3971
Part Details | HELICAL COMPRESSION SPRING SEAT
5340-01-129-3971 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: 2878321, 287832-1, 5340-01-129-3971, 01-129-3971, 5340011293971, 011293971
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | APR 05, 1982 | 01-129-3971 | 24328 ( SEAT, HELICAL COMPRESSION SPRING ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5340-01-129-3971
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 287832-1 | 82106 | PARKER-HANNIFIN CORPORATIONDBA CONTROL SYSTEMS DIVISION |
Technical Data | NSN 5340-01-129-3971
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 303 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582, TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS13001, MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE |
| OVERALL HEIGHT | 0.3250 INCHES NOMINAL |
| END DIAMETER | 0.4290 INCHES NOMINAL |
| DISTANCE FROM END TO FIRST STEP | 0.0750 INCHES NOMINAL |
| FIRST STEP DIAMETER | 0.4650 INCHES MINIMUM AND 0.4750 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.1700 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.6100 INCHES NOMINAL |
| BORE DIAMETER | 0.3120 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM |
| COUNTERSINK DIAMETER | 0.4700 INCHES NOMINAL |
| COUNTERBORE LENGTH | 0.2550 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 0.4000 INCHES NOMINAL |
| COUNTERSINK ANGLE IN DEG | 45.0 |
| CHAMFER ANGLE IN DEG | 15.0 |
| DESIGN TYPE | SOLID |
| SPECIAL FEATURES | NOT CASEHARDENED |