The Shelter System,collective Protec, cataloged under National Stock Number 4240-01-044-7659, is classified within Federal Supply Class 4240 (Safety and Rescue Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-044-7659 |
| Item Name | Shelter System,collective Protec |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 14500-100 | 3/9 Design control — primary reference U.S. Government activity |
| 14500-100 | C/1 Advisory reference — outside the item-of-supply concept Drs Environmental Systems Inc |
NSN 4240-01-044-7659 is a Shelter System,collective Protec, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
Key specifications for 4240-01-044-7659: Special Features: FACTORY ASSEMBLED METAL SERVICE MODULE ENTRANCE W/INGRESS AIRLOCK,UNDRESSING ROOM,SHOWER,WATER HEATER,DRESSING ROOM,EGRESS AIRLOCK AND VESTIBULE,INTERCONNECTING ADAPTER KIT W/RIGID AND FLEXIBLE SECTIONS;FILTERED AIR SOURCE W/1 OR MORE 600 CFM MAX CAPACITYBLOWER UNITS 30 PERSONS PER HOUR. 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.
NSN 4240-01-044-7659 has DEMIL Code C. 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.