The Purifier Unit,air, cataloged under National Stock Number 4460-01-708-0288, is classified within Federal Supply Class 4460 (Air Purification Equipment) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Purafil International, Ltd. Dba Filtration Systems. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4460-01-708-0288 |
| Primary Part Number | PURASHIELD-CPUM-500-4 |
| Item Name | Purifier Unit,air |
| FSC / FSG | 4460 / 44 — Air Purification Equipment |
| Manufacturer | Purafil International, Ltd. Dba Filtration Systems |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 120.0 AC AND 220.0 AC |
| Precious Material | SILVER |
| Wattage Rating | 147.0 WATTS |
| Surface Treatment | PAINT |
| Precious Material and Location | FILTER SILVER |
| Functional Description | AIR PURIFIER/MOLECULAR FILTRATION/ANTIMICROBIAL REMOVAL |
| Material | STEEL |
| Unpackaged Unit Weight | 53.0 POUNDS LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 850011212745 | Purafil International, Ltd. Dba Filtration Systems (USA) |
| PURASHIELD-CPUM-500-4 PRIMARY | Purafil International, Ltd. Dba Filtration Systems (USA) |
| CPUM-500-4 | Purafil International, Ltd. Dba Filtration Systems (USA) |
NSN 4460-01-708-0288 is a Purifier Unit,air, manufactured by Purafil International, Ltd. Dba Filtration Systems, classified under FSC 4460, Air Purification Equipment. Status: active.
NSN 4460-01-708-0288 has 3 manufacturer part numbers on file: 850011212745 (Purafil International, Ltd. Dba Filtration Systems), PURASHIELD-CPUM-500-4 (Purafil International, Ltd. Dba Filtration Systems), CPUM-500-4 (Purafil International, Ltd. Dba Filtration Systems).
Key specifications for PURASHIELD-CPUM-500-4: Overall Height: 23.0 INCHES NOMINAL IN; Voltage in Volts and Current Type: 120.0 AC AND 220.0 AC; Precious Material: SILVER; Overall Length: 14.5 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.