The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-443-6653, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Pentair Flow Technologies, Llc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4320-01-443-6653 |
| Primary Part Number | 443-1728-208 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Pentair Flow Technologies, Llc |
| Status | ACTIVE |
| Keyway Type | SQUARE |
| Keyway Depth | 0.125 INCHES NOMINAL IN |
| Overall Diameter | 10.750 INCHES NOMINAL IN |
| Mounting Method | KEY |
| Keyway Quantity | 1 |
| Keyway Width | 0.250 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 96-3182-1 ITEM 11 | Pump Systems Nola, L.l.c. (USA) |
| 443-1728-208 PRIMARY | Pentair Flow Technologies, Llc (USA) |
| Reference | Meaning |
|---|---|
| 96-3182-1 | D/9 Drawing number reference only Pump Systems Nola, L.l.c. |
| 443-1728-225 | 3/9 Design control — primary reference Aurora Pump a Unit of General Signal Corp |
NSN 4320-01-443-6653 is a Impeller,pump,centrifugal, manufactured by Pentair Flow Technologies, Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-443-6653 has 2 manufacturer part numbers on file: 96-3182-1 ITEM 11 (Pump Systems Nola, L.l.c.), 443-1728-208 (Pentair Flow Technologies, Llc).
Key specifications for 443-1728-208: Keyway Type: SQUARE; Keyway Depth: 0.125 INCHES NOMINAL IN; Overall Diameter: 10.750 INCHES NOMINAL IN; Mounting Method: KEY. 7 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.