The Mattress,special, cataloged under National Stock Number 4240-01-385-6331, 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 Filtration Systems Products Inc. Dba Filtration Systems Products. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-385-6331 |
| Primary Part Number | FSP04 |
| Item Name | Mattress,special |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Filtration Systems Products Inc. Dba Filtration Systems Products |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| FSP04 PRIMARY | Filtration Systems Products Inc. Dba Filtration Systems Products (USA) |
NSN 4240-01-385-6331 is a Mattress,special, manufactured by Filtration Systems Products Inc. Dba Filtration Systems Products, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-385-6331 has 1 manufacturer part number on file: FSP04 (Filtration Systems Products Inc. Dba Filtration Systems Products).
Key specifications for FSP04: Special Features: FLAME RETARDANT. 0 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.