The Pump,rotary, cataloged under National Stock Number 4320-01-182-9735, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-182-9735 |
| Primary Part Number | RG35186-4 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Length | 4.520 INCHES NOMINAL IN |
| Drive Connection Type | CLOSE COUPLED |
| Drive Shaft Type | SPLINED, INVOLUTE INTERNAL |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | SQUARE FLANGE |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | CLOCKWISE |
| Operation Method | POWERED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| RG35186-4 PRIMARY | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA) |
NSN 4320-01-182-9735 is a Pump,rotary, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-182-9735 has 1 manufacturer part number on file: RG35186-4 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).
Key specifications for RG35186-4: Discharge Connection Quantity: 1; Pumping Element Operating Position: HORIZONTAL; Drive Shaft Length: 4.520 INCHES NOMINAL IN; Drive Connection Type: CLOSE COUPLED. 10 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.
NSN 4320-01-182-9735 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.