# NSN 5360-00-305-0991: Spring, Helical, Extension

NSN 5360-00-305-0991 (also written 5360003050991; NIIN 00-305-0991) is a spring, helical, extension in Federal Supply Class 5360, Coil, Flat, Leaf, and Wire Springs. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5360-00-305-0991 (5360003050991)
- NIIN: 00-305-0991 (003050991)
- 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 |
| --- | --- | --- |
| AGEK | SPRING FREE LENGTH | INCHES NOMINAL 6.590 |
| APCN | COIL QUANTITY | 34-1/2 |
| ASZD | LOAD RATING | POUNDS MINIMUM 64.00 AND POUNDS MAXIMUM 76.00 |
| STYL | STYLE DESIGNATOR | — |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5673 |
| MATT | MATERIAL | OVERALL STEEL COMP 631 |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND |
| AARX | INSIDE DIAMETER | INCHES NOMINAL 0.600 |
| CSZP | SPRING LENGTH UNDER LOAD | INCHES NOMINAL 12.590 |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | INCHES NOMINAL 0.800 |
| APGF | DESIGN TYPE | CLOSED OR OPEN |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 68A733173-2003 | 76301 | THE BOEING COMPANY DIV DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE4A125G0009/SPE4A526F9688](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360003050991) | SPRING, HELICAL, EXTENSION | THE BOEING COMPANY DIV SERVICES | $592.32 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5360003050991&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5360003050991
- 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/5360-00-305-0991/
JSON: https://nsnexplorer.com/api/nsn/5360-00-305-0991.json