Component parts for the 3D6,3D12 engine (JSC “Barnraultransmash”)

We supply rings and accessories for transmissions, GMF and GP for various equipment, for assembly lines and for repairs: MTZ since 2000 (according to TU RB 100316761.456-2000); MZKT; OJSC AMKODOR; JSC “Petersburg Tractor Plant”; Vityaz Machine-Building Company JSC; OJSC “Mytishchi Machine Building Plant”; Kaluga plant “Remputmash”; JSC “Kaluga plant of track machines and hydraulic drives”, tractor T150 of the Kharkov Tractor Plant and a number of other enterprises in Belarus and Russia. We produce rings from special cast iron for sealing the shafts of transmissions, hydromechanical gearboxes, hydraulic transmissions (UGP 230, UGP 1000, GP 300, etc.). We offer rings with different types of locks – straight, angle, labyrinth seals. Alloyed ductile iron or gray cast iron can be used upon customer’s request. For running-in rings we use tin coating, phosphating. To increase the wear resistance, we use the method of ion-plasma hardening. This method makes it possible to harden to a depth of 0.4 mm the working surface of rings made of ductile iron up to 800 HV, of gray cast iron – up to 550 HV. To work in tandem with our rings, we supply, offer and recommend using bushings made of special cast irons of similar brands.

Catalog number, name Tehnolit number Material, hardening, coating
20-04-06-1 – piston ring Denomination, 1, 2 repair ВЧШГ, chrome, tin
20-04-08 oil scraper ring with expander Denomination, 1, 2 repair ВЧШГ, chrome, tin
Sat 20-04-08-6 – oil scraper ring Denomination, 1, 2 repair ВЧШГ, chrome, tin
3304-06-9 – piston ring Denomination, 1, 2 repair ВЧШГ, chrome, tin
3304-08-9 – oil scraper ring Denomination, 1, 2 repair ВЧШГ, chrome, tin
3304-08-11 – oil scraper ring Denomination, 1, 2 repair ВЧШГ, chrome, tin
3304-08-3 – oil scraper ring Denomination, 1, 2 repair ВЧШГ, tin
3304-06-4 – compression ring Denomination, 1, 2 repair ВЧШГ, nitrogen, tin
504-08-6 – oil scraper ring Denomination, 1, 2 repair ВЧШГ, nitrogen, tin
20-04-40 – oil scraper ring Denomination, 1, 2 repair ВЧШГ, nitrogen, tin
503-07-2 – cylinder bushing (C1) Denomination, 1, 2 repair Steel 38KH2MYUA, nitrogen, cp
303-07-7B – cylinder bushing (C1) Denomination, 1, 2 repair Cast iron AHNMM
503-07-17B – cylinder bushing (C1) Denomination, 1, 2 repair High-strength cast iron VCh-80
503-07-4 – cylinder bushing (C2) Denomination, 1, 2 repair Steel 38KH2MYUA, nitrogen, cp
503-07-18B – cylinder bushing (C2) Denomination, 1, 2 repair High-strength cast iron VCh-80
303-07-22 – cylinder sleeve Denomination, 1, 2 repair Steel 38KH2MYUA, nitrogen, cp
303-07-22 – cylinder sleeve Denomination, 1, 2 repair High-strength cast iron VCh-80
303-07-22 – cylinder sleeve Denomination, 1, 2 repair Cast iron AHNMM
303-07-26- cylinder sleeve Denomination, 1, 2 repair High-strength cast iron VCh-80
303-07-26- cylinder bushing Denomination, 1, 2 repair Cast iron AHNMM
20-01-50-1 – cylinder sleeve Denomination, 1, 2 repair steel 38Х2МЮА
T08-20-01-50-1 – cylinder sleeve Denomination, 1, 2 repair cast iron VCh-80
20-04-05-03 (3 rings, oil h = 6.00mm) – piston AK12 hot-stamped
20-04-05-20 (3 rings, oil h = 4.75mm) – piston AK12 hot-stamped
3304-05-5A – piston AK12 hot-stamped
3304-05-24-01 – piston AK12 hot-stamped
3304-05-24-5 – piston AK12 hot-stamped
SB3304-25R1 – insert Steel10 + BrOS1-22
SB3304-26R1 – insert Steel10 + BrOS1-22
SB301.82-5R1 – insert Steel10 + BrOS1-22
SB301.83-5R1 – insert Steel10 + BrOS1-22
SB3301-85-4A – insert Steel10 + BrOS1-22
SB3301-86-4A – insert Steel10 + BrOS1-22
SB20-04-23-2 – insert Steel10 + BrOS1-22
SB20.04.16-2 – insert Steel10 + BrOS1-22
SB20.04.17-1 – insert Steel10 + BrOS1-22
20-01-52-05 – Gas joint laying Copper M3
303-08-5 – bimetallic ring Steel / copper / tin
304-10-2 – piston pin Steel 12ХН3А
20-04-07 – plug Bronze BrAZH9-4
304-11-5 – plug Aluminum D1T
506-17-7 or 20-06-17-1-guide bush VCh-100
306-22-1 or 506-22 – intake valve seat VCh-100
306-23-1 or 506-23 – exhaust valve seat VCh-100

Description

Technolit manufactures components for 3D-6 / 3D-12, UTD20, B2 engines. We use special nodular cast iron (analogue of VCh-100) as a material for the cylinder liner of a tank engine. Liners made from blanks obtained by freeze casting are distinguished by a given distribution of structural components along the wall thickness, which, in addition to high strength characteristics, provides an increase in wear resistance and cavitation resistance in comparison with steel analogs. We manufacture the sleeves on the new German DMG equipment, which ensures high quality processing. We produce piston rings, valve guides from special wear-resistant cast irons with high performance properties. Installation of a cylinder-piston group of our production guarantees reliable engine operation and an increase in the service life.

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