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 |
|---|---|
| 84955 | KAMAN AEROSPACE CORPORATION DBA HELI |
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 |
|---|---|---|
| BBRB | END DIAMETER | 1.0350 INCHES MINIMUM AND 1.0400 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.3300 INCHES NOMINAL |
| MATL | MATERIAL | STEEL,MIL-S-6758 |
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.2500 INCHES NOMINAL |
| ABPR | FIRST STEP DIAMETER | 1.7000 INCHES NOMINAL |
| APGF | DESIGN TYPE | SOLID |
| STYL | STYLE DESIGNATOR | SEAT |
| ALME | MATERIAL HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| ABXV | BORE DIAMETER | 0.3750 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM |