The Pump,rotary, cataloged under National Stock Number 4320-01-066-0127, 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through both NSN and commercial part number lookups. 16 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4320-01-066-0127 |
| Primary Part Number | 74877789-0 |
| 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 |
|---|---|
| 74877789-0 PRIMARY | Kalmar AC Inc (USA) |
| 8620980AND0936726AND8618141 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 3YDS6-0YD10-1L | C/1 Advisory reference — outside the item-of-supply concept Danfoss Fluid Power Inc Racine Opn |
| 34DS6-0YD10-1LG | C/1 Advisory reference — outside the item-of-supply concept Danfoss Inc |
| 341DS6-0YD10-1LG | 3/9 Design control — primary reference Danfoss Fluid Power Inc Racine Opn |
| 3YDS6-0YD10-1LG | C/1 Advisory reference — outside the item-of-supply concept Danfoss Fluid Power Inc Racine Opn |
| 3Y1DS6-0YD10-1 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Fluid Power Inc Racine Opn |
| 4877789 | D/9 Drawing number reference only Kalmar AC Inc |
| 341DS6-0YD10-1LG | 5/9 Secondary reference Danfoss Inc |
| 74877789 | C/1 Advisory reference — outside the item-of-supply concept Kalmar AC Inc |
| 4878963 | D/9 Drawing number reference only Kalmar AC Inc |
| 155-43102-78 | 5/9 Secondary reference Danfoss Fluid Power Inc Racine Opn |
| 3Y1DS/0YD10-16G | C/1 Advisory reference — outside the item-of-supply concept Danfoss Inc |
| 341DS60YD10-1L | C/1 Advisory reference — outside the item-of-supply concept Danfoss Inc |
| 4877789-0 | D/9 Drawing number reference only Kalmar AC Inc |
| 3Y1DS6-0YD10-1LG | 5/9 Secondary reference Danfoss Fluid Power Inc Racine Opn |
| 155-43102-78 | 5/9 Secondary reference Danfoss Inc |
| 4877789-0 | C/1 Advisory reference — outside the item-of-supply concept Agco Corp Parts Opn |
NSN 4320-01-066-0127 is a Pump,rotary, manufactured by Kalmar AC Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-066-0127 has 2 manufacturer part numbers on file: 74877789-0 (Kalmar AC Inc), 8620980AND0936726AND8618141 (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.