The Mask,air Filtering, cataloged under National Stock Number 4240-01-255-7856, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Airgas Safety, Inc. Dba Airgas. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-255-7856 |
| Primary Part Number | 2200N95 |
| Item Name | Mask,air Filtering |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Airgas Safety, Inc. Dba Airgas |
| Status | ACTIVE |
| Material | FIBER MASK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
NSN 4240-01-255-7856 is a Mask,air Filtering, manufactured by Airgas Safety, Inc. Dba Airgas, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-255-7856 has 2 manufacturer part numbers on file: 2200N95 (Airgas Safety, Inc. Dba Airgas), 2200 (Airgas Safety, Inc. Dba Airgas).
1 possible match (shared part number, not a government interchangeability claim): 4240-01-429-2685. Verify interchangeability with system specifications before substitution.
Key specifications for 2200N95: Special Features: NIOSH/MSHA TC-21C-287; SOLE SOURCE REQUIRED BY STATUTE 6.302, MOLDED FIBER BODY, FLAME RETARDANT; Material: FIBER MASK. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.