# NSN 4240-01-493-8721: Cartridge, Respirator, Air Filteri

NSN 4240-01-493-8721 (also written 4240014938721; NIIN 01-493-8721) is a cartridge, respirator, air filteri in Federal Supply Class 4240, Safety and Rescue Equipment. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4240-01-493-8721 (4240014938721)
- NIIN: 01-493-8721 (014938721)
- Item name: CARTRIDGE,RESPIRATOR,AIR FILTERI
- 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 2026-11-01)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AJCB | HAZARD PROTECTION FEATURE | ORGANIC VAPOR, ACID GAS, AMMONIA/METHYLAMINE, ETC. |
| FEAT | SPECIAL FEATURES | FR-57 CARTRIDGE FILTER FOR 3M BREATHE EASY (BE) 10 BUTYL HOOD PAPR, MEETS MILITARY STANDARDS (MIL-C-51560) FOR CHEMICAL WARFARE AGENTS, NIOSH APPROVED FOR A WIDE RANGE OF TOXIC INDUSTRIAL CHEMICALS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 453-03-02R06 | 50378 | 3M COMPANY DIV OH&ESD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 453-03-02R06 | 76381 | 3M COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 453-03-02R06 FR-57 | 76381 | 3M COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 50051138729177 | 50378 | 3M COMPANY DIV OH&ESD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7000126396 | 76381 | 3M COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-30 | [SPE4AX17D9407/SPE4AX27F2260](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240014938721) | CARTRIDGE, RESPIRATOR, AIR FILTERING | 3M COMPANY | $35,963.72 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4240014938721&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4240014938721
- 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/4240-01-493-8721/
JSON: https://nsnexplorer.com/api/nsn/4240-01-493-8721.json