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 |
|---|---|
| 51228 | ECOLAIRE INC BALDWIN-HAMILTON CO DIV |
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 | 1.9650 INCHES NOMINAL |
| BBRB | END DIAMETER | 1.9650 INCHES NOMINAL |
| MATL | MATERIAL | STEEL |
| ABPR | FIRST STEP DIAMETER | 2.8400 INCHES NOMINAL |
| AJFY | SEAT ANGLE IN DEG | 45.0 |
| AMFZ | SECOND END DIAMETER | 3.3180 INCHES NOMINAL |
| ABPS | FIRST STEP LENGTH | 0.9410 INCHES NOMINAL |
| AYRZ | COUNTERSINK DIAMETER | 2.1850 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 2.0780 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 1.5250 INCHES NOMINAL |
| BZDL | COUNTERBORE LENGTH | ANY ACCEPTABLE |
| SURF | SURFACE TREATMENT | CADMIUM |
| ABPT | SECOND STEP DIAMETER | 3.5990 INCHES NOMINAL |
| APGF | DESIGN TYPE | SOLID |
| STYL | STYLE DESIGNATOR | SEAT |
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.2860 INCHES NOMINAL |
| AAWY | COUNTERBORE DIAMETER | ANY ACCEPTABLE |
| BYYF | BORE TAPER IN DEG | 22.0 |
| AATA | COUNTERSINK ANGLE IN DEG | 45.0 |
| AATE | CHAMFER ANGLE IN DEG | 10.0 |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |