Part Number
Part Number:
NSN:
NIIN:
Item Name:
SPRING , HELICAL , TORSION
Definition:
AN OPEN-OR CLOSE-WOUND COIL SPRING CONSISTING OF ONE OR MORE HELICAL COILS, WOUND FROM DIFFERENT SHAPES AND TYPES OF MATERIAL AND FINISHED AT THE ENDS, DESIGNED TO EXERT PRESSURE IN A ROTATING DIRECTION AROUND THE COIL AXIS. EXCLUDES SPRINGS DESIGNED FOR THERMAL ACTUATION (SPRINGS IN WHICH THE TORSION FORCES ARE COUNTERACTED BY CHANGES IN TEMPERATURE) AND SPRING, REINFORCING, HOSE.
CAGE Information
| Code | Company |
|---|---|
| 97499 | BELL HELICOPTER TEXTRON INC. |
Federal Supply Class
Title
COIL, FLAT, LEAF, AND WIRE SPRIN
Inclusions:
INCLUDES COMPRESSION SPRINGS; TORSION SPRINGS; LEAF SPRING ASSEMBLIES; FLAT SPRINGS; EXTENSION SPRINGS.
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CXTH | END LENGTH | 0.476 INCHES NOMINAL BOTH ENDS |
| AXMH | END ANGULAR RELATIONSHIP | ENDS PARALLEL ONE TO OTHER |
| APCN | COIL QUANTITY | 4 |
| ABQK | END STYLE | STRAIGHT BEND END (RIGHT) BOTH ENDS |
| MATT | MATERIAL | STEEL UNS K08500 OVERALL |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.238 INCHES NOMINAL |
| AGEK | SPRING FREE LENGTH | 0.390 INCHES NOMINAL |
| AHQA | CENTER SECTION WIDTH | 0.138 INCHES NOMINAL |
| AXLX | COIL AXIS TO CENTER SECTION DISTANCE | 0.476 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AARX | INSIDE DIAMETER | 0.190 INCHES NOMINAL |
| CXWF | CENTER STYLE | SQUARE TYPE |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| CXTN | END LENGTH FROM FIRST BEND TO SECOND BEND OR END | 0.300 INCHES NOMINAL BOTH ENDS |
| STYL | STYLE DESIGNATOR | SINGLE TORSION RIGHT HAND |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |