# NSN 4240-01-509-5489: Hose Assembly, Air Breathing

NSN 4240-01-509-5489 (also written 4240015095489; NIIN 01-509-5489) is a hose assembly, air breathing in Federal Supply Class 4240, Safety and Rescue Equipment. 4 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4240-01-509-5489 (4240015095489)
- NIIN: 01-509-5489 (015095489)
- Item name: HOSE ASSEMBLY,AIR BREATHING
- Federal Supply Class: [FSC 4240 Safety and Rescue Equipment](https://nsnexplorer.com/fsc/4240/)
- Federal Supply Group: [FSG 42](https://nsnexplorer.com/group/42/)
- 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 |
| --- | --- | --- |
| AWLS | CONNECTION TYPE | BOTH ENDS THREADED |
| CXMG | COUPLING STYLE | — |
| FEAT | SPECIAL FEATURES | CONNECTION TYPE: GROUND JOINT EXTERNALLY THREADED TAILPIECE W/UNION NUT BOTH ENDS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 263310001-0268A | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 801-6640965ASSY268 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DP092756 | 1J0J6 | DAVID PERKINS ENTERPRISES, INC DIV DP ENTERPRISES, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| DP6640965 | 1J0J6 | DAVID PERKINS ENTERPRISES, INC DIV DP ENTERPRISES, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-07 | $5,400.00 | 13 | DAVID PERKINS ENTERPRISES, INC DIV DP ENTERPRISES, INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015095489) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-07 | [SPE8E927V0042](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015095489) | HOSE ASSEMBLY, AIR BREATHING | DAVID PERKINS ENTERPRISES, INC DIV DP ENTERPRISES, INC | $70,200.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4240015095489&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240015095489
- 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/4240-01-509-5489/
JSON: https://nsnexplorer.com/api/nsn/4240-01-509-5489.json