The Respirator,air Filtering, cataloged under National Stock Number 4240-01-268-6763, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-268-6763 |
| Item Name | Respirator,air Filtering |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Status | ACTIVE |
| Mask Filter Quantity | 2 |
| Filter Type | CARTRIDGE AND FILTER PAD |
| Mask Type | HALF FACEPIECE |
| Criticality Code Justification | FEAT |
| Approval Designator | ERR-060 |
| Exhaust Valve | NOT INCLUDED |
| Furnished Filter Type and Quantity | 2 CARTRIDGE AND 2 FILTER PAD |
| Head Harness | NOT INCLUDED |
| Protection for Which Filter Is Designed | DUST AND MIST AND PAINT MIST AND PESTICIDE |
| Filter Replaceability | REPLACEABLE |
| Material | RUBBER SILICONE CLASS Q MASK |
| Protection for Which Cartridge Is Designed | ORGANIC VAPORS-1 AND ORGANIC VAPORS-2 AND ORGANIC VAPORS-3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 14130397 | C/1 Advisory reference — outside the item-of-supply concept Survivair Corp Sub of Comasec Inc |
| 6211L | C/1 Advisory reference — outside the item-of-supply concept Survivair Corp Sub of Comasec Inc |
| 14130397 | 3/9 Design control — primary reference Dalloz Safety |
| 6211L | 5/9 Secondary reference Dalloz Safety |
NSN 4240-01-268-6763 is a Respirator,air Filtering, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
Key specifications for 4240-01-268-6763: Mask Filter Quantity: 2; Filter Type: CARTRIDGE AND FILTER PAD; Mask Type: HALF FACEPIECE; Criticality Code Justification: FEAT. 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.