The Respirator,air Filtering, cataloged under National Stock Number 4240-01-088-8546, 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 Bae Systems. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-088-8546 |
| Primary Part Number | 313830 |
| Item Name | Respirator,air Filtering |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Bae Systems |
| Status | ACTIVE |
| Mask Filter Quantity | 4 |
| Filter Type | CARTRIDGE AND FILTER PAD |
| Mask Type | HALF FACEPIECE |
| Material Type | ELASTIC |
| Criticality Code Justification | FEAT |
| Approval Designator | ERR-060 |
| Adjustability | ADJUSTABLE |
| Exhaust Valve | INCLUDED |
| Head Harness | INCLUDED |
| Strap Type | FOUR STRAP |
| Filter Replaceability | REPLACEABLE |
| Material | RUBBER MASK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 313830 | Bae Systems (GBR) |
| Reference | Meaning |
|---|---|
| 14130047 | 3/9 Design control — primary reference Survivair Corp Sub of Comasec Inc |
| 122115 | 5/9 Secondary reference Dalloz Safety |
| 14130047 | 5/9 Secondary reference Dalloz Safety |
NSN 4240-01-088-8546 is a Respirator,air Filtering, manufactured by Bae Systems, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-088-8546 has 1 manufacturer part number on file: 313830 (Bae Systems).
3 possible matches (shared part number, not a government interchangeability claim): 3439-01-168-4367, 5950-01-203-6775, 1730-01-660-2401. Verify interchangeability with system specifications before substitution.
Key specifications for 313830: Mask Filter Quantity: 4; Filter Type: CARTRIDGE AND FILTER PAD; Mask Type: HALF FACEPIECE; Material Type: ELASTIC. 12 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.