The Impeller,pump,centrifugal, cataloged under National Stock Number 2930-00-228-3971, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-00-228-3971 |
| Primary Part Number | 16300309 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Keyway Type | STRAIGHT |
| Keyway Depth | 1.335 INCHES NOMINAL IN |
| Hub Length | 1.450 INCHES NOMINAL IN |
| Design Type | SINGLE WIDTH |
| Overall Diameter | 9.250 INCHES NOMINAL IN |
| Mounting Method | KEY |
| Keyway Quantity | 1 |
| Hub Projection Length Beyond Wheel Side | 1.250 INCHES NOMINAL IN |
| Blade Quantity | 4 |
| Keyway Length | 2.000 INCHES NOMINAL IN |
| Hub Quantity | 1 |
| Hub Location | SINGLE OUTSIDE OFFSET |
| Keyway Width | 0.375 INCHES NOMINAL IN |
| Material | IRON CAST |
| 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 |
|---|---|
| 16300309 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| 16300309 | 3/9 Design control — primary reference U.S. Government activity |
| CAFB606J | 5/9 Secondary reference U.S. Government activity |
NSN 2930-00-228-3971 is a Impeller,pump,centrifugal, manufactured by Fairbanks Morse, Llc, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-228-3971 has 1 manufacturer part number on file: 16300309 (Fairbanks Morse, Llc).
Key specifications for 16300309: Keyway Type: STRAIGHT; Keyway Depth: 1.335 INCHES NOMINAL IN; Hub Length: 1.450 INCHES NOMINAL IN; Design Type: SINGLE WIDTH. 16 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.