The Filter,gas, cataloged under National Stock Number 4240-00-802-5170, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-00-802-5170 |
| Item Name | Filter,gas |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Status | ACTIVE |
| Material Document and Classification | MIL-C-13724, GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE FILTER |
| Material | ALUMINUM FRAME |
| Material | CHARCOAL FILTER |
| Filtration Rate | 150.000 CUBIC FEET PER MINUTE NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 10085972 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| MILF51222 | 4/1 Identification reference U.S. Government activity |
| D5-19-1221 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4240-00-802-5170 is a Filter,gas, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
Key specifications for 4240-00-802-5170: Overall Height: 2.500 INCHES NOMINAL IN; Material Document and Classification: MIL-C-13724, GRADE 1 MIL SPEC SINGLE MATERIAL RESPONSE FILTER; Overall Length: 20.500 INCHES NOMINAL IN; Overall Width: 19.125 INCHES NOMINAL IN. 4 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.
NSN 4240-00-802-5170 has DEMIL Code F. 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.