The Mask,air Filtering, cataloged under National Stock Number 4240-01-527-0105, 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 Moldex-Metric, Inc. Dba Moldex Metric Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4240-01-527-0105 |
| Primary Part Number | 2250 |
| Item Name | Mask,air Filtering |
| FSC / FSG | 4240 / 42 — Safety and Rescue Equipment |
| Manufacturer | Moldex-Metric, Inc. Dba Moldex Metric Inc |
| 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 |
NSN 4240-01-527-0105 is a Mask,air Filtering, manufactured by Moldex-Metric, Inc. Dba Moldex Metric Inc, classified under FSC 4240, Safety and Rescue Equipment. Status: active.
NSN 4240-01-527-0105 has 2 manufacturer part numbers on file: 2250 (Moldex-Metric, Inc. Dba Moldex Metric Inc), 67644 (Ghc Specialty Brands, Llc Dba Lab Safety Supply).
Key specifications for 2250: End Item Identification: TACTICAL WATER PURIFICATION SYS; TWPS 4610-01-488-9656. 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.