The Cylinder Block Unit,hydraulic Mo, cataloged under National Stock Number 4320-01-681-3543, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hamilton Jet, Inc.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Cylinder Block Unit,hydraulic Mo |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Hamilton Jet, Inc. (CAGE 1PWP4) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-681-3543 |
| Primary Part Number | 320474 |
| Item Name | Cylinder Block Unit,hydraulic Mo |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hamilton Jet, Inc. |
| 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 |
|---|---|
| 320474 | Hamilton Jet, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 311979 | 3/9 Design control — primary reference Hamilton Jet, Inc. |
NSN 4320-01-681-3543 is a Cylinder Block Unit,hydraulic Mo, manufactured by Hamilton Jet, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-681-3543 has 1 manufacturer part number on file: 320474 (Hamilton Jet, Inc.).
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.