| 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) | 00-316-4489 (003164489) |
| NCB Code | USA (00) |
| Manufacturer | Litton Systems Inc, Arrow Fasteners Inc, Advanced Logic Resources Inc, Arma Div, Gap Instrument Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| B21205 | litton systems inc | spring helical extension | 92208 | RFQ |
| 206-135 | arrow fasteners inc | spring helical extension | 92755 | RFQ |
| 979-1B270 | advanced logic resources inc | spring helical extension | 07cr8 | RFQ |
| 8341-11 | arma div | spring helical extension | 03848 | RFQ |
| 979-1B270 | gap instrument corp | spring helical extension | 00607 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.498 INCHES NOMINAL |
| ABQK | END STYLE | SHORT TWISTED HOOK BOTH ENDS |
| AGEK | SPRING FREE LENGTH | 1.940 INCHES NOMINAL |
| APCN | COIL QUANTITY | 9 |
| APGF | DESIGN TYPE | CLOSED |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.688 INCHES NOMINAL |
| AXMC | HOOK RADIUS | 0.156 INCHES NOMINAL FIRST END |
| AXMC | HOOK RADIUS | 0.219 INCHES NOMINAL SECOND END |
| CXTJ | COIL TO HOOK INSIDE LENGTH | 0.312 INCHES NOMINAL FIRST END |
| CXTJ | COIL TO HOOK INSIDE LENGTH | 0.438 INCHES NOMINAL SECOND END |
| MATT | MATERIAL | STEEL UNS K08500 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-470A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| Relevant Components for NSN - 5360-00-316-4489, 5360003164489 | ||||
| 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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