⑴--Type of slewing ring
S:3-row-roller slewing ring
⑵--Code of gear driven type
W: Outer gear; N: Inner gear; U: No teeth |
⑶--Code of installation hole type
A: Both rings with installation bolt holes
B: Both rings with screw holes
C: Outer ring with installation screw holes, inner ring with installation bolt holes
D: Outer ring with installation bolt holes, inner ting with installation screw holes
(4)--Upper row diameter of track center
(5)--Upper row roller diameter |