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 |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
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 |
|---|---|---|
| MATT | MATERIAL | COPPER ALLOY 172 OVERALL OR COPPER ALLOY 173 OVERALL |
| AARX | INSIDE DIAMETER | 2.250 INCHES MINIMUM AND 2.312 INCHES MAXIMUM |
| ABQK | END STYLE | STRAIGHT BEND END (RIGHT) OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| CXTN | END LENGTH FROM FIRST BEND TO SECOND BEND OR END | 1.375 INCHES NOMINAL OVERALL |
| APCN | COIL QUANTITY | 4-1/2 |
| AXMH | END ANGULAR RELATIONSHIP | ENDS ANGLED ONE TO OTHER |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND |
| AGEK | SPRING FREE LENGTH | 1.313 INCHES MINIMUM AND 1.437 INCHES MAXIMUM |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 2.750 INCHES MINIMUM AND 2.812 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | SINGLE TORSION LEFT HAND |