One of the core industrial bearings of QIBR, the strongest support for your industry!

Q231.20.0400.503

Product Parameters
QIBR No. Q231.20.0400.503  Rothe Erde No.
231.20.0400.503
Bearing Type Four-Point Contact Closure Type Double Seals
Bearing Material 42CrMo, 50Mn etc Seal Material FPM, NBR
Permissible Tangential Forces Normal (kN) 1136 Permissible Tangential Forces Maximum(kN) 2320
Overall Dimensions
Ball Track Diameter (DL) 414mm Outer Dia (O.D.) 504mm
Inner Dia (I.D.) 304mm Overall Height(H) 56mm
Number of Grease Nipples(n1) 4 Diameter(O) 412.5mm
Diameter(U) 415.5mm Diameter(A) /
Diameter(C) 375mm Distance at Bottom Outer Ring/Inner Ring(Hu) 10.5mm
Distance at Top Outer Ring/Inner Ring(Ho) / Weight (KG) 28.6
Mounting Holes
External Bolt Circle Diameter (La) 455mm Ineternal Bolt Circle Diameter (Li) 332mm
Number of Bolt Holes(n)10 External Hole Diameter (B/M) M12
Number of Bolt Holes (ni)24 Internal Hole Diameter (B/M) 18mm
Thread Depth(t) 20

Gear Data
Gear P.C.D (d)  495mm Module (m)  5mm
Number of Teeth (z)99 Tooth Width (b) 45.5mm