Encyclopedia entry

RD-275

Engine · Russia

Original archive entry. The text, images and links below are kept as they were written.

Glushko N2O4/UDMH rocket engine. Proton stage 1. In Production. Uprated version of RD-253, developed in the 1980's. First flight 1986.

Engine: 1,280 kg (2,820 lb). Chamber Pressure: 157.00 bar. Area Ratio: 26. Thrust to Weight Ratio: 139.06. Oxidizer to Fuel Ratio: 2.67.

Related