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 |
|---|---|
| 78286 | SIKORSKY AIRCRAFT CORPORATION |
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 |
|---|---|---|
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 2.650 INCHES NOMINAL |
| ABQK | END STYLE | ONE HOOK END FIRST END |
| AXMC | HOOK RADIUS | 0.190 INCHES NOMINAL OVERALL |
| AXMH | END ANGULAR RELATIONSHIP | ENDS ANGLED ONE TO OTHER |
| AXLH | COIL HELIX DIRECTION | LEFT-HAND |
| AGEK | SPRING FREE LENGTH | 2.225 INCHES NOMINAL |
| APCN | COIL QUANTITY | 7-1/8 |
| ABQK | END STYLE | OFFSET HALF LOOP, LEFT END SECOND END |
| AARX | INSIDE DIAMETER | 2.150 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 305 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 316 OVERALL |
| STYL | STYLE DESIGNATOR | SINGLE TORSION LEFT HAND |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423,FORM 1,COND B FED SPEC ALL MATERIAL RESPONSES OVERALL |