The Facepiece,breathing Equipment, cataloged under National Stock Number 4240-01-415-4240, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-415-4240 |
| Item Name | Facepiece,breathing Equipment |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Status | ACTIVE |
| Facepiece Design | FULL |
| Facepiece Size Designation | MEDIUM |
| Supplementary Features | C/O P/N 88115003-2 MEDIUM FACEPIECE-OUTSERT;P/N 88115026-2 MEDIUM/LARGE,TINTED OUTSERT ASSEMBLY; P/N 9028195 SUPPORT FACEFORM |
| Spectacle Usage Provision | NOT PROVIDED |
| Facepiece Speaking Diaphragm | INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 88115010-11 | 3/2 Design control — primary reference U.S. Government activity |
| 88115010-2 | 5/9 Secondary reference U.S. Government activity |
NSN 4240-01-415-4240 is a Facepiece,breathing Equipment, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
Key specifications for 4240-01-415-4240: Facepiece Design: FULL; Facepiece Size Designation: MEDIUM; Supplementary Features: C/O P/N 88115003-2 MEDIUM FACEPIECE-OUTSERT;P/N 88115026-2 MEDIUM/LARGE,TINTED OUTSERT ASSEMBLY; P/N 9028195 SUPPORT FACEFORM; Spectacle Usage Provision: NOT PROVIDED. 5 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 4240-01-415-4240 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.