| 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) | 00-598-7787 (005987787) |
| NCB Code | USA (00) |
| Manufacturer | Rca Corp, Lockheed Martin Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| K892921SUB2PT1 | rca corp | spring helical extension | 21921 | RFQ |
| K892921SUB2PT1 | lockheed martin corporation | spring helical extension | 49671 | RFQ |
| K892921SUBNUMBER2PT1 | lockheed martin corporation | spring helical extension | 49671 | RFQ |
| K892921SUBNUMBER2PT1 | rca corp | spring helical extension | 21921 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.250 INCHES NOMINAL |
| ABQK | END STYLE | MACHINE LOOP BOTH ENDS |
| AGEK | SPRING FREE LENGTH | 2.145 INCHES NOMINAL |
| APCN | COIL QUANTITY | 26 |
| APGF | DESIGN TYPE | CLOSED |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.332 INCHES NOMINAL |
| AXMC | HOOK RADIUS | 0.166 INCHES NOMINAL BOTH ENDS |
| MATT | MATERIAL | STEEL UNS K08500 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A228-51 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| Components Related to NSN - 5360-00-598-7787, 5360005987787 | ||||
| 5340-01-631-5368 (5340016315368) | 5330-01-297-3590 (5330012973590) | 5360-00-245-2131 (5360002452131) | 5365-01-571-1663 (5365015711663) | |
| 5342-01-255-3551 (5342012553551) | 5330-01-556-4440 (5330015564440) | 5330-01-613-3472 (5330016133472) | 5342-01-259-3873 (5342012593873) | |
| 5340-00-575-1873 (5340005751873) | 5310-00-151-9032 (5310001519032) | 5315-01-622-0550 (5315016220550) | 5340-01-429-0419 (5340014290419) | |
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