# NSN 2540-01-681-3691: Tank, Fuel, Vehicular Heater

NSN 2540-01-681-3691 (also written 2540016813691; NIIN 01-681-3691) is a tank, fuel, vehicular heater in Federal Supply Class 2540, Vehicular Furniture and Accessories. 3 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 2540-01-681-3691 (2540016813691)
- NIIN: 01-681-3691 (016813691)
- Item name: TANK,FUEL,VEHICULAR HEATER
- Federal Supply Class: [FSC 2540 Vehicular Furniture and Accessories](https://nsnexplorer.com/fsc/2540/)
- Federal Supply Group: [FSG 25](https://nsnexplorer.com/group/25/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| BOM N19-40165-A (POS NR 402) | 0EYA6 | DEFENSE MARITIME SOLUTIONS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| N07-90416 | 0EYA6 | DEFENSE MARITIME SOLUTIONS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| N07-90416 | H5472 | PARKER HANNIFIN B.V. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2540016813691&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2540016813691
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/2540-01-681-3691/
JSON: https://nsnexplorer.com/api/nsn/2540-01-681-3691.json