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231.20.0400.013 Type 21/520.1 Other Metric Type Part No.

231.20.0400.013 Type 21/520.1
Specifications
Part Number 231.20.0400.013 Type 21/520.1
Permissibe tangential forces,normal(X1) 11,75
Permissibe tangential forces,maximum(X2) 23,50
Outline Dimensions and Weight
Weight(KG) 29,3
Racewat diameter(Dl) 414
External diameter(Da) 504
Internal diameter(Di) 304
Overall height(H) 56
Diameter(O) 412,5
Diameter(U) 415,5
Diameter(A) -
Diameter(C) 375
Ring height(H1) -
Ring height(H2) -
Distance at bottom Outer ring/inner ring(Hu) 10,5
Distance at top Outer ring/inner ring(Ho) -
Attachment
Outside bole-hole circle diameter (La) 455
Number of holes on outside(na) 10
Bolt hole diameter(B) -
Bolt size(M) 12
Thread depth (t) 20
Intside bole-hole circle diameter (Li) 332
Number of holes on inside(ni) 12
Bolt size(M) -
Thread depth (t) -
Bolt hole diameter(B) 18
Gear Data
Bolt-hole circle diameter(d) 495
Module(m) 5
Number of teeth(z) 99
Profile shift, sign per DIN 3960 October,1976(x.m) -
Tip height modification(k.m) − 0,5
Tooth width(b) 45,5
Thread depth (t) -
Diameter of tooth neck hight at root(Zu) -
Tooth neck height(Hu) -
Bearing clearances(axial) ≤ 0,5
Bearing clearances(radial) ≤ 0,5
Number of grease nipples (n1) 4
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