The Shaft,transmission,pump, cataloged under National Stock Number 4320-00-398-5403, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-398-5403 |
| Item Name | Shaft,transmission,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Shaft Type | BALL BEARING SHAFT |
| Shaft Largest Diameter | 1.250 INCHES NOMINAL IN |
| Pump Type for Which Designed | CENTRIFUGAL |
| Shaft Length | 26.938 INCHES NOMINAL IN |
| Pump Design Control Activity | 92392 |
| First End Connection Type | THREADED EXTERNAL |
| Pump Model Number for Which Designed | 3"X1 1/2"SN AND 3"X2 1/2"SK AND 4"X2 1/2"SK AND 4"X3"SH |
| Material | NICKEL ALLOY |
| Second End Connection Type | KEYED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 948-586PC13 | 5/9 Secondary reference U.S. Government activity |
| 08-948-586-013 | 5/9 Secondary reference Allis Chalmers Corp |
| 907-683PC5 | 3/9 Design control — primary reference U.S. Government activity |
| 08-948-586-00-013 | 5/9 Secondary reference U.S. Government activity |
NSN 4320-00-398-5403 is a Shaft,transmission,pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-398-5403: Shaft Type: BALL BEARING SHAFT; Shaft Largest Diameter: 1.250 INCHES NOMINAL IN; Pump Type for Which Designed: CENTRIFUGAL; Shaft Length: 26.938 INCHES NOMINAL IN. 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.