Part Number
Part Number:
NSN:
NIIN:
Item Name:
SPRING , HELICAL , EXTENSION
Definition:
AN OPEN-OR CLOSE-COILED SPRING, WOUND IN VARIOUS FORMS AND FROM DIFFERENT SHAPES AND TYPES OF MATERIALS AND FINISHED AT THE ENDS, SO DESIGNED TO PROVIDE RESISTANCE TO PULLING FORCES. THE CLOSE-COILED SPRINGS MAY INCORPORATE THE SPECIAL FEATURE OF INITIAL TENSION CREATED BETWEEN THE COILS WHEN WOUND SO THAT AN INITIAL LOAD MUST BE APPLIED TO SEPARATE THEM. EXCLUDES 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 |
|---|---|---|
| APCN | COIL QUANTITY | 11 |
| APCN | COIL QUANTITY | 11 |
| AARX | INSIDE DIAMETER | 0.290 INCHES MINIMUM |
| AGEK | SPRING FREE LENGTH | 2.834 INCHES NOMINAL |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.500 INCHES MAXIMUM |
| AXMC | HOOK RADIUS | 0.120 INCHES NOMINAL BOTH ENDS |
| AXLH | COIL HELIX DIRECTION | LEFT-HAND |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ABQK | END STYLE | OFFSET HOOK, RIGHT ANGLE BOTH ENDS |
| APGF | DESIGN TYPE | CLOSED |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL OR QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |