The Blower Unit,air Filtering Respir, cataloged under National Stock Number 4240-01-655-6330, 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 Airboss Defense Group, Llc. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Blower Unit,air Filtering Respir |
| FSC / FSG | 4240 — Safety and Rescue Equipment (FSG 42) |
| Manufacturers | Avox Systems Inc Dba Avox Systems Inc (CAGE 53655); Airboss Defense Group, Llc (CAGE 4V009) |
| Parameter | Value |
|---|---|
| NSN | 4240-01-655-6330 |
| Primary Part Number | 10017238 |
| Item Name | Blower Unit,air Filtering Respir |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Airboss Defense Group, Llc |
| Status | ACTIVE |
| 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 |
NSN 4240-01-655-6330 is a Blower Unit,air Filtering Respir, manufactured by Airboss Defense Group, Llc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-655-6330 has 2 manufacturer part numbers on file: 10017238 (Avox Systems Inc Dba Avox Systems Inc), 10017238 (Airboss Defense Group, Llc).
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 4240-01-655-6330 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.