The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-520-8513, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-520-8513 |
| Primary Part Number | F2 1-2D1B8 1-2INDIA |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Keyway Type | SQUARE |
| Keyway Depth | 1.875 INCHES NOMINAL IN |
| Overall Diameter | 2.500 INCHES NOMINAL IN |
| Mounting Method | KEY |
| Keyway Quantity | 1 |
| Keyway Length | 0.250 INCHES NOMINAL IN |
| Keyway Width | 0.250 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| F2 1-2D1B | Fairbanks Morse, Llc (USA) |
| F2 1-2D1B8 1-2INDIA PRIMARY | Fairbanks Morse, Llc (USA) |
| F2 | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| F2 1-2D1B8 1-2INDIA | 3/9 Design control — primary reference U.S. Government activity |
| F2 | 5/9 Secondary reference U.S. Government activity |
| F2 1-2D1B | 5/9 Secondary reference U.S. Government activity |
NSN 4320-00-520-8513 is a Impeller,pump,centrifugal, manufactured by Fairbanks Morse, Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-520-8513 has 3 manufacturer part numbers on file: F2 1-2D1B (Fairbanks Morse, Llc), F2 1-2D1B8 1-2INDIA (Fairbanks Morse, Llc), F2 (Fairbanks Morse, Llc).
Key specifications for F2 1-2D1B8 1-2INDIA: Keyway Type: SQUARE; Keyway Depth: 1.875 INCHES NOMINAL IN; Overall Diameter: 2.500 INCHES NOMINAL IN; Mounting Method: KEY. 9 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.