| Item Name | Spring Helical Extension |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5360 Coil Flat Leaf and Wire Springs |
| National Item Identification Number (NIIN) | 00-852-5253 (008525253) |
| NCB Code | USA (00) |
| Manufacturer | Axletech International Llc, Meritor Heavy Vehicle Braking System, Cnh Industrial America Llc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| CSZP | SPRING LENGTH UNDER LOAD | 8.750 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 1065 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD NO. 66,AISI OR SAE FED STD SINGLE MATERIAL RESPONSE OVERALL |
| ABPP | OPENING WIDTH | 2.128 INCHES MINIMUM BOTH ENDS AND 2.218 INCHES MAXIMUM BOTH ENDS |
| ABQK | END STYLE | RAISED HOOK BOTH ENDS |
| AGEK | SPRING FREE LENGTH | 8.520 INCHES NOMINAL |
| APCN | COIL QUANTITY | 24 |
| APGF | DESIGN TYPE | CLOSED |
| ASZD | LOAD RATING | 60.000 POUNDS MINIMUM AND 70.000 POUNDS MAXIMUM |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.750 INCHES NOMINAL |
| AXMC | HOOK RADIUS | 0.250 INCHES NOMINAL BOTH ENDS |
| SFTT | SURFACE TREATMENT | ENAMEL OVERALL |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| Relevant Components for NSN - 5360-00-852-5253, 5360008525253 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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