The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-691-1985, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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 | 4320-01-691-1985 |
| Primary Part Number | M52109 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| 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 |
|---|---|
| M52109 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4320-01-691-1985 is a Pump Unit,centrifugal, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-691-1985 has 1 manufacturer part number on file: M52109 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for M52109: End Item Identification: WATER SUPPLY & WATER PURIFICATION EQUIPMENT. 0 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.