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FAFNIR BALLSCREW SUPPORT BEARINGS

BSBU Q Standard and Heavy Duty Bearings

The BSBU Q series are similar in design and features to the BSBU D series except MM-BS-QU Quadruplex bearings are used.

Consult our Engineering Department for recommended shaft and housing fits.

C

d

d1

d2

d3

D

D1

D2

D3

E

F

K

L

N

P

Wt.

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

in. mm

lbs. kg

3.03

0.6693 0.6690 17.000 16.993

0.17

0.26

1.42

2.3622 2.3617 60.000 59.987

1.02

2.52

3.54

2.924 2.864 74.26 72.74

1.67

1.26

0.51

2.99

1.26

3.74

77.0

4.3

6.6

36.0

26.0

64.0

90.0

42.5

32.0

13.0

76.0

32.0

1.7

STANDARD SERIES – DIMENSIONAL TOLERANCES .005" (.13 mm) UNLESS OTHERWISE STATED

mm 17

BSBU17Q60

Shaft

Unit

Diam.

Number

20

BSBU20Q60

25

BSBU25Q80

30

BSBU30Q80

35

BSBU35Q90

40

BSBU40Q90

0.17

0.26

1.42

4.3

6.6

36.0

0.17

0.36

1.97

4.3

9.2

50.0

0.17

0.36

1.97

4.3

9.2

50.0

0.17

0.36

2.36

4.3

9.2

60

0.17

0.36

2.36

4.3

9.2

60.0

0.7874

2.3622

0.7872

2.3617

20.000

60.000

19.996

59.987

0.9842

3.1496

0.9841

3.1491

25.000

80.000

24.996

79.987

1.1811

3.1496

1.1809

3.1491

30.000

80.000

29.995

79.987

1.3780

3.5433

1.3778

3.5427

40.000

90.000

39.000

89.985

1.5748

3.5433

1.5746

3.5427

40.000

90.000

39.995

89.985

3.03

77.0

3.23

82.0

3.23

82.0

3.23

82.0

3.23

82.0

1.02

26.0

1.57

40.0

1.57

40.0

1.81

46

1.81

46.0

2.52

3.54

64.0

90.0

3.46

4.72

88.0

120.0

3.46

4.72

88.0

120.0

3.86

5.12

98

130

3.86

5.12

98

130.0

2.924 2.864 74.26 72.74

3.160 3.100 80.26 78.74

3.160 3.100 80.26 78.74

3.160 3.100 80.26 78.74

3.160 3.100 80.26 78.74

1.67

1.26

42.5

32.0

2.34

1.26

59.5

32.0

2.34

1.26

59.5

32.0

2.62

1.26

66.5

32.0

2.62

1.26

66.5

32.0

0.51

2.99

1.26

3.74

13.0

76.0

32.0

1.7

0.59

4.02

1.73

7.7

15.0

102.0

44.0

3.5

0.59

4.02

1.73

7.48

15.0

102.0

44.0

3.4

0.59

4.45

1.93 10.12

15.0

113.0

49 4.6

0.59

4.45

1.93

9.9

15.0

113.0

49

4.5

94

102800

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