The Gear Rotor Set,rotary Pump, cataloged under National Stock Number 4320-01-451-6357, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Parker Hannifin Corporation Div Cylinder Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-451-6357 |
| Primary Part Number | 326 2812 000 |
| Item Name | Gear Rotor Set,rotary Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Parker Hannifin Corporation Div Cylinder Division |
| Status | ACTIVE |
| Component Quantity | 2 |
| End Item Source | 13829 |
| End Item Name | TANDEM ROTARY PUMP |
| Nonsupply Items and Quantities | GEAR 2 |
| 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 |
|---|---|
| 326 2812 000 PRIMARY | Parker Hannifin Corporation Div Cylinder Division (USA) |
| 323 9529 085 ITEM 29 | Parker Hannifin Corporation Div Cylinder Division (USA) |
| Reference | Meaning |
|---|---|
| 323 9529 085 | D/9 Drawing number reference only Parker Hannifin Corporation Div Cylinder Division |
NSN 4320-01-451-6357 is a Gear Rotor Set,rotary Pump, manufactured by Parker Hannifin Corporation Div Cylinder Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-451-6357 has 2 manufacturer part numbers on file: 326 2812 000 (Parker Hannifin Corporation Div Cylinder Division), 323 9529 085 ITEM 29 (Parker Hannifin Corporation Div Cylinder Division).
Key specifications for 326 2812 000: Component Quantity: 2; End Item Source: 13829; End Item Name: TANDEM ROTARY PUMP; Nonsupply Items and Quantities: GEAR 2. 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.