Spherical plain bearing, metric size, requiring maintenance, LDK brand (logo could be customized)
Outer ring material: GCr15 bearing steel, hardened HRC 54-60, surface phosphated
Ball (Inner ring) material: GCr15 bearing steel, hardened HRC 58-64, surface phosphated
Sliding contact surfaces: Steel/Steel
Outer ring fractured, inner ring with cylindrical extensions at each side.
Sliding surface treated with MoS2.
All bearings have an annular groove and lubrication holes in each ring.