The Extension,throttle Rod,water Pum, cataloged under National Stock Number 4320-01-421-7663, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-421-7663 |
| Item Name | Extension,throttle Rod,water Pum |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Overall Diameter | 0.688 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| Thread Size and Series/type Designator | 0.375-16 UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 13226E0104 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4320-01-421-7663 is a Extension,throttle Rod,water Pum, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-421-7663: Overall Diameter: 0.688 INCHES NOMINAL IN; Overall Length: 21.120 INCHES NOMINAL IN; End Item Identification: PUMP,650 GPM WITH MANUAL THROTTLE CONTROL; Material: STEEL CORROSION RESISTING. 3 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.