The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-341-7288, 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-341-7288 |
| Primary Part Number | 26729B012 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump |
| Status | ACTIVE |
| Overall Diameter | 4.125 INCHES NOMINAL IN |
| Material | PLASTIC |
| Rotation Direction for Which Designed | CLOCKWISE |
| Blade Type | STRAIGHT |
| 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 |
|---|---|
| 26729B012 PRIMARY | Pentair Pump Group, Inc. Dba Fairbanks Morse Pump (USA) |
| Reference | Meaning |
|---|---|
| 40039801 | 5/9 Secondary reference Pentair Pump Group, Inc. Dba Fairbanks Morse Pump |
NSN 4320-01-341-7288 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 4320-01-341-7288 has 1 manufacturer part number on file: 26729B012 (Pentair Pump Group, Inc. Dba Fairbanks Morse Pump).
Key specifications for 26729B012: Overall Diameter: 4.125 INCHES NOMINAL IN; End Item Identification: PUMP,FAIRBANKS MORSE PUMP CO.,MODEL 40092520; Material: PLASTIC; Rotation Direction for Which Designed: CLOCKWISE. 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.