NR-3VM-T

NR-3VM-T Pump-Regulator Overview

The NR-3VM-T is an aircraft fuel pump-regulator designed for fuel supply and automatic control of turboshaft engines. The unit performs fuel metering, regulation, and distribution functions required for stable engine operation across all operating modes. It operates as a core component of the engine fuel system and automatic control architecture.

NR-3VM-T Fuel Control Function

The pump-regulator provides accurate fuel dosing during start-up, acceleration, steady operation, and shutdown. It regulates fuel flow according to engine operating parameters and distributes fuel to injector circuits. The unit also supports control of compressor guide vanes and ensures stable coordination of engine processes.

NR-3VM-T Aircraft Application

The unit is used on aircraft equipped with TV3-117VM engines. It operates within the engine fuel supply and control system, ensuring reliable performance under varying flight and environmental conditions and supporting synchronized operation of dual-engine configurations.

NR-3VM-T System Integration

The pump-regulator is mechanically driven and interacts with engine control systems to adjust fuel supply based on operational inputs. It belongs to the NR-3VM family of units. The product is also known under alternative designations NR-3VM-T, НР-3ВМ-Т, NR3VMT.

Product Type: Aircraft fuel pump-regulator
Function: Fuel supply, metering, regulation and distribution
Application / Where Used: Aircraft engine fuel and control systems
System / Installation Area: Engine fuel supply system
Compatible Aircraft / Equipment: TV3-117VM engines
Working Medium: Aviation fuel (T-1, TS-1, RT, T-1, T5-1, VT)
Nominal Fuel Pressure: 6 MPa
Maximum Fuel Flow Rate: 540 kg/h
Maximum Rotational Speed (PTK Drive): 4100 rpm
Maximum Rotational Speed (PST Drive): 4230 rpm
Operating Temperature Range: −60 to +100 °C
Weight: 27 kg
Control Type: Mechanical with automatic regulation
Technical Documentation: NR-3VM-T Technical Documentation

All shipments are carried out from our international warehouse in Dubai (UAE), as well as from our partners’ remote warehouses.

In Stock — items available in stock at the Dubai warehouse are dispatched within 5–10 business days after receiving 100% prepayment.

Remote Stock — items available at our partners’ remote warehouses are supplied within an average of 30–45 business days after receiving 100% prepayment.

Pre-Order — made-to-order products are manufactured and delivered within an average of 45–60 business days. Payment terms: 50% advance payment to start production, with the remaining 50% paid before dispatch from the Dubai warehouse after full readiness for shipment.

Returns & Changes (Restocking Fee)
For selected items, a RESTOCKING FEE of 10% may apply in case of return, order cancellation, or changes to the order specifications. This condition applies only to certain products and is confirmed at the order approval stage.

Warranty
All products are covered by a standard 6-month warranty.
Extended warranty is available upon request and is agreed individually; it may affect the final product price.