The Filter,respirator,air Filtering, cataloged under National Stock Number 4240-01-494-5035, 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 Blackwood J. Blackwood & Son Pty Ltd. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-494-5035 |
| Primary Part Number | 00794920 |
| Item Name | Filter,respirator,air Filtering |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Blackwood J. Blackwood & Son Pty Ltd |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 00794920 | Blackwood J. Blackwood & Son Pty Ltd (AUS) |
| 7100097156 | 3m Australia Pty Ltd (AUS) |
| 49605700 | Technisch Bureau Magema B.v. (NLD) |
| 6057 | Saab Australia Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| 6057 | 3/9 Design control — primary reference 3m Company |
NSN 4240-01-494-5035 is a Filter,respirator,air Filtering, manufactured by Blackwood J. Blackwood & Son Pty Ltd, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-494-5035 has 4 manufacturer part numbers on file: 00794920 (Blackwood J. Blackwood & Son Pty Ltd), 7100097156 (3m Australia Pty Ltd), 49605700 (Technisch Bureau Magema B.v.), 6057 (Saab Australia Pty Ltd).
Key specifications for 00794920: Special Features: HAZARDS INCLUDE ORGANIC VAPORS, INORGANIC AND ACID GASES; KEY APPLICATIONS USE OF CHLORINE BLEACH, HYDROGEN CHLORIDE, SULPHUR DIOXIDE, HYDROGEN SULPHIDE. 0 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.
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.