# NSN 4240-01-620-1400: Hose, Air Duct, Air Breathing

NSN 4240-01-620-1400 (also written 4240016201400; NIIN 01-620-1400) is a hose, air duct, air breathing in Federal Supply Class 4240, Safety and Rescue Equipment. 5 manufacturer part numbers from 4 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4240-01-620-1400 (4240016201400)
- NIIN: 01-620-1400 (016201400)
- Item name: HOSE,AIR DUCT,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 Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| AHNC | CONNECTION STYLE | — |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | 3M VERSAFLO LENGTH ADJUSTING BREATING TUBE BT-30 1/CASE |
| CXMJ | COUPLING LOCKING DEVICE QUANTITY | 1 |
| MATT | MATERIAL | ALL PLIES RUBBER |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7100009685 | 76381 | 3M COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| A0007902 | K4922 | MARSHALL LAND SYSTEMS LIMITED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BT-30 | 4W854 | 3M COMPANY DIV SS&PS MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BT-30 | 76381 | 3M COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BT-30 | K8767 | 3M UNITED KINGDOM PLC | [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=4240016201400&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240016201400
- 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/4240-01-620-1400/
JSON: https://nsnexplorer.com/api/nsn/4240-01-620-1400.json