# NSN 5360-00-397-4604: Spring, Helical, Extension

NSN 5360-00-397-4604 (also written 5360003974604; NIIN 00-397-4604) is a spring, helical, extension in Federal Supply Class 5360, Coil, Flat, Leaf, and Wire Springs. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5360-00-397-4604 (5360003974604)
- NIIN: 00-397-4604 (003974604)
- Item name: SPRING,HELICAL,EXTENSION
- Federal Supply Class: [FSC 5360 Coil, Flat, Leaf, and Wire Springs](https://nsnexplorer.com/fsc/5360/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| SFTT | SURFACE TREATMENT | OVERALL PASSIVATE |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND OR LEFT-HAND |
| ABQK | END STYLE | — |
| APCN | COIL QUANTITY | 30-1/2 |
| MATT | MATERIAL | OVERALL STEEL COMP 304 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-W-423,FOR- 1,COND B |
| AGEK | SPRING FREE LENGTH | MILLIMETERS NOMINAL 5.500 |
| STYL | STYLE DESIGNATOR | — |
| AARX | INSIDE DIAMETER | MILLIMETERS MINIMUM 1.640 AND MILLIMETERS MAXIMUM 1.960 |
| ABPP | OPENING WIDTH | BOTH ENDS MILLIMETERS NOMINAL 0.510 |
| AXMC | HOOK RADIUS | BOTH ENDS MILLIMETERS NOMINAL 0.900 |
| APGF | DESIGN TYPE | CLOSED |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | MILLIMETERS MINIMUM 1.850 AND MILLIMETERS MAXIMUM 2.150 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10117911 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 568-1906-02 | 25583 | ACRON AVIATION, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-21 | $184.63 | 68 | SPAIRES INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360003974604) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-21 | [SPE7M027P0223](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360003974604) | SPRING, HELICAL, EXTE | SPAIRES INC | $12,554.84 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5360003974604&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360003974604
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5360-00-397-4604/
JSON: https://nsnexplorer.com/api/nsn/5360-00-397-4604.json