The Pump,rotary, cataloged under National Stock Number 4320-01-056-6743, 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 16 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 | 4320-01-056-6743 |
| Primary Part Number | RR34120D |
| 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 |
| Intake Connection Type | THREADED INTERNAL |
| Pumping Element Operating Position | VERTICAL |
| Drive Connection Type | RIGID COUPLED |
| Operating Speed at Rated Capacity | 95.0 REVOLUTIONS PER MINUTE |
| Discharge Connection Thread Size and Series/type Designator | 0.188-18 UNS |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Intake Connection Thread Size and Series/type Designator | 0.188-18 UNS |
| Discharge Pressure | 0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES |
| Maximum Discharge Flow Rate | 2.0 GALLONS PER MINUTE |
| Rotary Pump Design | VANE |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | CLOCKWISE |
| Operation Method | MANUAL |
| 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 |
|---|---|
| RR34120D PRIMARY | Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA) |
NSN 4320-01-056-6743 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 4320-01-056-6743 has 1 manufacturer part number on file: RR34120D (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).
Key specifications for RR34120D: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: VERTICAL; Drive Connection Type: RIGID COUPLED. 16 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.