HELICOPTER ROTOR SHAFTS

Krasny Octiabr manufacturers main and tail rotor shafts, tail shafts for helicopters with all types of load lifting capacity from 50 kg to 20 t.

Machining methods: lathing, grinding, gear cutting, milling, gear shaping, cold work hardening, rotoblasting, diamond smoothening etc. All kinds of thermochemical treatment and galvanic coats are applied

Main rotor shafts
Transmitted power (max. as per helicopter type)	from 65 to 6000 h. p.
Torque	up to 190,104 N.m
Length	from 336 to 3080 mm
Dimensions (overall):	from 60 to 388 mm
Parameters of mounting seats (diameters from 66 to 240 mm)	tolerance – up to 9 µm, beating – up to 10 µm, form accuracy – up to 3 µm, surface finish – up to Ra 0.2
Tail rotor and tail transmission shafts
Transmitted power (max. as per helicopter type)	from 50 up to 2868 kW
Main rotor shaft length	from 455 to 1382 mm
Tail shaft length (in assembled condition)	from 5172 to 12,100 mm (length of longest section 1490 mm)