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 |
|---|---|
| 31007 | NAVISTAR INTL CORP |
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 |
|---|---|---|
| BZDM | SECOND COUNTERBORE LENGTH | 0.1875 INCHES NOMINAL |
| BZDM | SECOND COUNTERBORE LENGTH | 0.1875 INCHES NOMINAL |
| AATA | COUNTERSINK ANGLE IN DEG | 7.0 |
| BZDH | DISTANCE FROM END TO FIRST STEP | 0.2690 INCHES MINIMUM AND 0.3490 INCHES MAXIMUM |
| MATL | MATERIAL | STEEL |
| BBRB | END DIAMETER | 0.7810 INCHES MINIMUM AND 0.7910 INCHES MAXIMUM |
| ABPT | SECOND STEP DIAMETER | 1.4020 INCHES MINIMUM AND 1.4180 INCHES MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.4450 INCHES MINIMUM AND 0.4850 INCHES MAXIMUM |
| AAWY | COUNTERBORE DIAMETER | 0.9280 INCHES MINIMUM AND 0.9480 INCHES MAXIMUM |
| AYRZ | COUNTERSINK DIAMETER | 0.5640 INCHES MINIMUM AND 0.5840 INCHES MAXIMUM |
| BZLN | SECOND COUNTERBORE DIAMETER | 0.9375 INCHES NOMINAL |
| ABPR | FIRST STEP DIAMETER | 1.0990 INCHES MINIMUM AND 1.1090 INCHES MAXIMUM |
| ABXV | BORE DIAMETER | 0.4340 INCHES MINIMUM AND 0.4440 INCHES MAXIMUM |
| APGF | DESIGN TYPE | SOLID |
| STYL | STYLE DESIGNATOR | SEAT |
| FEAT | SPECIAL FEATURES | MATL-STEEL QQ-S-633,C1010 TO C1022 |
| BZDL | COUNTERBORE LENGTH | 0.3750 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | CASEHARDENED |
| ABPS | FIRST STEP LENGTH | 0.0680 INCHES MINIMUM AND 0.0880 INCHES MAXIMUM |
| AATE | CHAMFER ANGLE IN DEG | 11.0 |