The Filter,water Purification, cataloged under National Stock Number 4610-01-526-5514, is classified within Federal Supply Class 4610 (Water Purification Equipment) of the Water Purification and Sewage Treatment group. The manufacturer of record is Koch Membrane Systems, Inc. Dba Fluid Systems Div. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4610-01-526-5514 |
| Primary Part Number | HF-5043-82-35-PM50 |
| Item Name | Filter,water Purification |
| FSC / FSG | 4610 / 46 — Water Purification Equipment |
| Manufacturer | Koch Membrane Systems, Inc. Dba Fluid Systems Div |
| Status | ACTIVE |
| Special Test Features | MEMBRANE CHEMISTRY: POLYSULFONE; MEMBRANE TYPE: PM50; MOLECULAR WEIGHT CUT-OFF: 50,000 DALTONS (NOMINAL);NOMINAL FIBER INTERNAL DIAMETER: 0.035"; HOUSING CONSTRUCTION: POLYSULFONE |
| Temp Rating | 104.0 CELSIUS MAXIMUM DEGC |
| Operating Pressure | 75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Material | PLASTIC EPOXY SEAL |
| 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 |
|---|---|
| HF-5043-82-35-PM50 PRIMARY | Koch Membrane Systems, Inc. Dba Fluid Systems Div (USA) |
| 2101231000 PRIMARY | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 12489129 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
| 2101231001 | 5/9 Secondary reference Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc |
NSN 4610-01-526-5514 is a Filter,water Purification, manufactured by Koch Membrane Systems, Inc. Dba Fluid Systems Div, classified under FSC 4610, Water Purification Equipment. Status: active.
NSN 4610-01-526-5514 has 2 manufacturer part numbers on file: HF-5043-82-35-PM50 (Koch Membrane Systems, Inc. Dba Fluid Systems Div), 2101231000 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc).
Key specifications for HF-5043-82-35-PM50: Special Test Features: MEMBRANE CHEMISTRY: POLYSULFONE; MEMBRANE TYPE: PM50; MOLECULAR WEIGHT CUT-OFF: 50,000 DALTONS (NOMINAL);NOMINAL FIBER INTERNAL DIAMETER: 0.035"; HOUSING CONSTRUCTION: POLYSULFONE; Temp Rating: 104.0 CELSIUS MAXIMUM DEGC; Operating Pressure: 75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Special Features: CARTRIDGE 5.0 INCH HF IN. 4 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.