The Pump,rotary, cataloged under National Stock Number 4320-01-021-7836, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Kalmar AC Inc. The record lists 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Pump,rotary |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Kalmar AC Inc (CAGE 0AHU0) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-021-7836 |
| Primary Part Number | 74832303-7 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Kalmar AC Inc |
| 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 |
|---|---|
| 4832303-4 | Kalmar AC Inc (USA) |
| 74832303-7 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 4832303 | 5/9 Secondary reference Allis-Chalmers Corp Industrial Truck Div |
| 4832503-9 | C/1 Advisory reference — outside the item-of-supply concept Kalmar AC Inc |
| 4832303 | D/9 Drawing number reference only Kalmar AC Inc |
NSN 4320-01-021-7836 is a Pump,rotary, manufactured by Kalmar AC Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-021-7836 has 2 manufacturer part numbers on file: 4832303-4 (Kalmar AC Inc), 74832303-7 (Kalmar AC Inc).
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.