# NSN 1005-01-545-4546: Kit, Spring Replace

NSN 1005-01-545-4546 (also written 1005015454546; NIIN 01-545-4546) is a kit, spring replace in Federal Supply Class 1005, Guns, through 30mm. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 1005-01-545-4546 (1005015454546)
- NIIN: 01-545-4546 (015454546)
- Item name: KIT,SPRING REPLACE
- Federal Supply Class: [FSC 1005 Guns, through 30mm](https://nsnexplorer.com/fsc/1005/)
- Federal Supply Group: [FSG 10](https://nsnexplorer.com/group/10/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | TURRET, M2A3/M3A3, BRADLEY FV |
| FEAT | SPECIAL FEATURES | CONTAINS 4 BUSHING,SPRING,INSIDE AND OUTSIDE; 2 SPRING,EXTENSION; 4 RING,RETAINING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 12976323 | 19200 | COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MK 501-6512 | 81579 | MASON ELECTRIC CO. DBA MASON CONTROLS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-22 | [SPE4A526P8420](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1005015454546) | KIT, SPRING REPLACE | — | $1,050.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1005015454546&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1005015454546
- 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/1005-01-545-4546/
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