Permissible Tilt Angles

The permissible tilt angle of the Spherical Plain Bearing varies according to the shaft shape as indicated in Table2 .

Table2 Permissible Tilt Angles

Unit: degree
Model No. Permissible tilt angles
α1 α2 α3
SB 12 5 7 18
SB 15 4 6 18
SB 20 3 4 14
SB 22 4 6 16
SB 25 4 5 16
SB 30 4 6 17
SB 35 4 5 14
SB 40 4 6 12
SB 45 4 5 13
SB 50 4 5 16
SB 55 4 6 16
SB 60 4 6 18
SB 65 4 5 16
SB 70 4 5 15
SB 75 4 5 18
SB 80 4 5 18
SB 85 4 6 16
SB 90 4 5 16
SB 95 4 5 17
SB 100 4 5 18
SB 110 4 5 16
SB 115 4 5 14
SB 120 4 6 15
SB 130 4 5 14
SB 150 4 5 12
Unit: degree
Model No. Permissible tilt angles
α1 α2Note α3
SA1 12 8 11(6) 25(6)
SA1 15 6 8(5) 18(5)
SA1 17 7 10(7) 23(7)
SA1 20 6 9(6) 21(6)
SA1 25 6 7(4) 18(4)
SA1 30 4 6(4) 16(4)
SA1 35 5 6(4) 16(4)
SA1 40 5 7(4) 16(4)
SA1 45 6 7(4) 16(4)
SA1 50 5 6(4) 15(4)
SA1 60 5 6(3) 14(3)
SA1 70 5 6(4) 14(4)
SA1 80 4 6(4) 14(4)
SA1 90 4 5(3) 12(3)
SA1 100 5 7(5) 14(5)
SA1 110 5 6(4) 15(4)
SA1 120 4 6(4) 15(4)
SA1 140 5 7(5) 16(5)
SA1 160 6 8(6) 13(6)
SA1 180 5 6(5) 16(5)
SA1 200 6 7(6) 13(6)
SA1 220 6 8(6) 15(6)
SA1 240 6 8(6) 17(6)

Note) The values in the parentheses apply to types attached with a seal.