The Pump Unit,hydraulic, cataloged under National Stock Number 4320-01-730-2812, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Noel-Smyser Engineering Corporation Dba Noel Smyser Engineering Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Pump Unit,hydraulic |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Noel-Smyser Engineering Corporation Dba Noel Smyser Engineering Corp (CAGE 25039); Rhinestahl Corporation Dba Rhinestahl (CAGE 5QE71) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-730-2812 |
| Primary Part Number | NS37C425P20 |
| Item Name | Pump Unit,hydraulic |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Noel-Smyser Engineering Corporation Dba Noel Smyser Engineering Corp |
| 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 |
|---|---|
| NS37C425P20 | Noel-Smyser Engineering Corporation Dba Noel Smyser Engineering Corp (USA) |
| 37C425P20 | Rhinestahl Corporation Dba Rhinestahl (USA) |
| Reference | Meaning |
|---|---|
| 37C425 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-730-2812 is a Pump Unit,hydraulic, manufactured by Noel-Smyser Engineering Corporation Dba Noel Smyser Engineering Corp, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-730-2812 has 2 manufacturer part numbers on file: NS37C425P20 (Noel-Smyser Engineering Corporation Dba Noel Smyser Engineering Corp), 37C425P20 (Rhinestahl Corporation Dba Rhinestahl).
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.