The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-047-9187, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Pentair Pump Group, Inc. Dba Fairbanks Morse Pump. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 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 | 4320-01-047-9187 |
| Primary Part Number | K3M1AA |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump |
| Status | ACTIVE |
| Keyway Type | STRAIGHT |
| Keyway Depth | 0.125 INCHES NOMINAL IN |
| Hub Bore Diameter | 1.688 INCHES NOMINAL IN |
| Hub Length | 2.687 INCHES NOMINAL IN |
| Design Type | SINGLE WIDTH |
| Overall Diameter | 7.775 INCHES NOMINAL IN |
| Mounting Method | KEY |
| Keyway Quantity | 1 |
| Hub Projection Length Beyond Wheel Side | 1.000 INCHES NOMINAL IN |
| Blade Quantity | 6 |
| Keyway Length | 2.125 INCHES NOMINAL IN |
| Hub Quantity | 1 |
| Hub Location | CENTER OF BLADES |
| Keyway Width | 0.500 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| Rotation Direction for Which Designed | CLOCKWISE |
| Blade Type | BACKWARD CURVE |
| 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 |
|---|---|
| K3M1AA PRIMARY | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump (USA) |
NSN 4320-01-047-9187 is a Impeller,pump,centrifugal, manufactured by Pentair Pump Group, Inc. Dba Fairbanks Morse Pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-047-9187 has 1 manufacturer part number on file: K3M1AA (Pentair Pump Group, Inc. Dba Fairbanks Morse Pump).
Key specifications for K3M1AA: Keyway Type: STRAIGHT; Keyway Depth: 0.125 INCHES NOMINAL IN; Hub Bore Diameter: 1.688 INCHES NOMINAL IN; Hub Length: 2.687 INCHES NOMINAL IN. 17 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.