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 |
|---|---|
| 39428 | MCMASTER-CARR SUPPLY COMPANY |
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 |
|---|---|---|
| APGF | DESIGN TYPE | MAINSPRING |
| SFTT | SURFACE TREATMENT | ZINC OVERALL |
| ABQK | END STYLE | SHORT TWISTED HOOK BOTH ENDS |
| AGAV | END ITEM IDENTIFICATION | WINCH, TOPPING; STREAM (STD. TENSIONED REPLENISHMENT AT SEA METHOD) |
| MATT | MATERIAL | STEEL UNS K08500 OVERALL |
| AGEK | SPRING FREE LENGTH | 2.360 INCHES NOMINAL |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.492 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| AXLP | SPRING DEFLECTION RATE | 6.100 POUNDS PER INCH NOMINAL |
| AXLH | COIL HELIX DIRECTION | LEFT-HAND |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMB228 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AARX | INSIDE DIAMETER | 0.390 INCHES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTMB633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |