The Pump,rotary, cataloged under National Stock Number 4320-01-154-6856, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Wiggins Lift Co Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-154-6856 |
| Primary Part Number | 503783 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Wiggins Lift Co Inc |
| Status | ACTIVE |
| Maximum Discharge Flow Rate | 21.0 GALLONS PER MINUTE |
| Pump Rotation Direction | COUNTERCLOCKWISE |
| 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 |
|---|---|
| 503783 PRIMARY | Wiggins Lift Co Inc (USA) |
| 25VQ21B1A20L | Wiggins Lift Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 25VQ21B1A20L | C/1 Advisory reference — outside the item-of-supply concept Eaton Aerospace, Llc Dba Jackson South |
NSN 4320-01-154-6856 is a Pump,rotary, manufactured by Wiggins Lift Co Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-154-6856 has 2 manufacturer part numbers on file: 503783 (Wiggins Lift Co Inc), 25VQ21B1A20L (Wiggins Lift Co Inc).
Key specifications for 503783: Maximum Discharge Flow Rate: 21.0 GALLONS PER MINUTE; End Item Identification: WIGGINS LIFT MODEL 25VQ; Pump Rotation Direction: COUNTERCLOCKWISE. 2 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.