The Mask,chemical-Biological, cataloged under National Stock Number 4240-01-610-8592, 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 Avon Protection Systems Incorporated Dba Avon Protection Systems Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4240-01-610-8592 |
| Primary Part Number | 72001/3 |
| Item Name | Mask,chemical-Biological |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Avon Protection Systems Incorporated Dba Avon Protection Systems Inc |
| Status | ACTIVE |
| Filter Type | CANISTER |
| Mounting Position | RIGHT CHEEK |
| Spectacle Usage Provision | PROVIDED |
| Canister to Facepiece Attachment Method | DIRECT |
| Size Designation | MEDIUM |
| Face Cover Type | FACEPIECE |
| Filter Replaceability | REPLACEABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 72001/3 PRIMARY | Avon Protection Systems Incorporated Dba Avon Protection Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 72501/23 | 5/9 Secondary reference Avon Protection Systems Incorporated Dba Avon Protection Systems Inc |
NSN 4240-01-610-8592 is a Mask,chemical-Biological, manufactured by Avon Protection Systems Incorporated Dba Avon Protection Systems Inc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-610-8592 has 1 manufacturer part number on file: 72001/3 (Avon Protection Systems Incorporated Dba Avon Protection Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 8105-01-681-5651. Verify interchangeability with system specifications before substitution.
Key specifications for 72001/3: Filter Type: CANISTER; Mounting Position: RIGHT CHEEK; Spectacle Usage Provision: PROVIDED; Canister to Facepiece Attachment Method: DIRECT. 7 specifications are 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.
NSN 4240-01-610-8592 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.