Part Number
Part Number:
NSN:
NIIN:
Item Name:
SEAT , HELICAL COMPRESSION SPRING
Definition:
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.
CAGE Information
| Code | Company |
|---|---|
| 34889 | HUNT VALVE COMPANY INC DBA UNION FLO |
Federal Supply Class
Title
HARDWARE, COMMERCIAL
Inclusions:
INCLUDES ACCESS COVERS; BUMPERS; CASTERS; CABINET AND DOOR HARDWARE; CLEVISES; HINGES; LATCHES; STRAPS AND STRAPPING; TURNBUCKLES; WEBBED STRAPS.
Exclusions:
EXCLUDES WEAPONS SYSTEM HARDWARE (FSC 5342).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.4300 INCHES NOMINAL |
| BZMH | SPHERICAL SEAT TOP RADIUS | 1.5000 INCHES NOMINAL |
| ABPR | FIRST STEP DIAMETER | 4.6250 INCHES NOMINAL |
| APGF | DESIGN TYPE | SOLID |
| BBRB | END DIAMETER | 3.1800 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | SEAT |
| ABKW | OVERALL HEIGHT | 1.0000 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 0.8120 INCHES NOMINAL |
| MATL | MATERIAL | STEEL, ASTM A582, TYPE 303 |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |