# NSN 5330-01-481-2957: Ring, Retaining, Airc

NSN 5330-01-481-2957 (also written 5330014812957; NIIN 01-481-2957) is a ring, retaining, airc in Federal Supply Class 5330, Packing and Gasket Materials. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5330-01-481-2957 (5330014812957)
- NIIN: 01-481-2957 (014812957)
- Item name: RING,RETAINING,AIRC
- Federal Supply Class: [FSC 5330 Packing and Gasket Materials](https://nsnexplorer.com/fsc/5330/)
- 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: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | FIGHTER AIRCRAFT-FIRST (F18 E/F) |
| CRTL | CRITICALITY CODE JUSTIFICATION | AGAV |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | INAVY: RING, RETAINING |
| FEAT | SPECIAL FEATURES | NEXTHIGHER ASSY IS NSN 1650-01-481-2949; CYLINDER ASSY, A |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 84002163-001 | 81873 | WOODWARD HRT INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| S37261-3003 | 09257 | TRELLEBORG SEALING SOLUTIONS US, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-24 | [SPE7L426D62DR/SPE7L026F8083](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5330014812957) | RING, RETAINING, AIRC | TRELLEBORG SEALING SOLUTIONS US, INC. | $2,247.75 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5330014812957&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5330014812957
- 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/5330-01-481-2957/
JSON: https://nsnexplorer.com/api/nsn/5330-01-481-2957.json