The Respirator,air Filtering, cataloged under National Stock Number 4240-01-367-8943, 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 Survivair Corp Sub of Comasec Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-367-8943 |
| Primary Part Number | 6770AL-B |
| Item Name | Respirator,air Filtering |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Survivair Corp Sub of Comasec Inc |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| 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 |
|---|---|
| 6770AL-B PRIMARY | Survivair Corp Sub of Comasec Inc (USA) |
| Reference | Meaning |
|---|---|
| 14320062 | 5/9 Secondary reference Survivair Corp Sub of Comasec Inc |
| 14320062 | 5/9 Secondary reference Dalloz Safety |
| 6770AL-B | 5/9 Secondary reference Dalloz Safety |
NSN 4240-01-367-8943 is a Respirator,air Filtering, manufactured by Survivair Corp Sub of Comasec Inc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-367-8943 has 1 manufacturer part number on file: 6770AL-B (Survivair Corp Sub of Comasec Inc).
Key specifications for 6770AL-B: Criticality Code Justification: FEAT; Special Features: SOLE SOURCE REQUIRED BY STATUTE 6.302. 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.