The Sleeve,shaft,pump, cataloged under National Stock Number 4320-01-591-1324, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is The Gorman-Rupp Company Div Gorman-Rupp. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Sleeve,shaft,pump |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Oshkosh Defense Llc (CAGE 75Q65); The Gorman-Rupp Company Div Gorman-Rupp (CAGE 25567) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-591-1324 |
| Primary Part Number | 31441-029 16000 |
| Item Name | Sleeve,shaft,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | The Gorman-Rupp Company Div Gorman-Rupp |
| Status | ACTIVE |
| 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 |
|---|---|
| 22KP456 | Oshkosh Defense Llc (USA) |
| 31441-029 16000 PRIMARY | The Gorman-Rupp Company Div Gorman-Rupp (USA) |
| Reference | Meaning |
|---|---|
| 46121-334 | D/9 Drawing number reference only The Gorman-Rupp Company Div Gorman-Rupp |
| 22KP456 | 5/9 Secondary reference Oshkosh Corp |
NSN 4320-01-591-1324 is a Sleeve,shaft,pump, manufactured by The Gorman-Rupp Company Div Gorman-Rupp, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-591-1324 has 2 manufacturer part numbers on file: 22KP456 (Oshkosh Defense Llc), 31441-029 16000 (The Gorman-Rupp Company Div Gorman-Rupp).
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.