GB/T 1149.1-94 D2366T Doosan Engine Parts

OEM Doosan Engine Parts D2366T Piston Ring Kubota Excavator Parts

High Temperature Resistant D2366T Piston Ring Used For Kubota Excavator Parts

Piston ring marking GB/T 1149.1-94 specifies that all piston rings required to have mounting direction shall be marked on the upper side, that is, the side adjacent to the combustion chamber. The rings marked on the upper side include: cone ring, internal chamfering, external cutting ring, nose ring, wedge ring and oil ring for installation direction. The upper side of the rings are marked.

Notes on folding

Care should be taken when installing the piston ring

1) the piston ring shall be mounted into the cylinder liner with a certain opening clearance at the interface.

2) the piston ring should be installed on the piston, in the ring groove, along the height of the direction of certain side clearance.

3) the chrome plated ring should be installed in the first opening, not facing the direction of the vortex pit on the top of the piston.

4) the openings of each piston ring are staggered at 120℃, and are not allowed to face the piston pin hole.

5) the piston ring with conical section shall be installed with the conical surface upward.

6) when the general torsion ring is installed, the chamfering or cutting groove should be upward; When installing the reverse torsion ring, keep the cone up.

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