# NSN 2815-01-521-1642: Cylinder Sleeve

NSN 2815-01-521-1642 (also written 2815015211642; NIIN 01-521-1642) is a cylinder sleeve in Federal Supply Class 2815, Diesel Engines and Components. It was last purchased in Aug 2026.

## Identification

- NSN: 2815-01-521-1642 (2815015211642)
- NIIN: 01-521-1642 (015211642)
- Item name: CYLINDER SLEEVE
- Federal Supply Class: [FSC 2815 Diesel Engines and Components](https://nsnexplorer.com/fsc/2815/)
- Federal Supply Group: [FSG 28](https://nsnexplorer.com/group/28/)

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-06 | [SPE7LX21D0087/SPE7LX26FB4M6](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815015211642) | CYLINDER SLEEVE | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $4,376.40 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2815015211642&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2815015211642
- 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/2815-01-521-1642/
JSON: https://nsnexplorer.com/api/nsn/2815-01-521-1642.json