MRF尺寸和规格

公制

mm

Bearing Ref

Shaft Dia

Bearing O.D.

L _+.00

C

Seal O.D. 

FW

B

D

 _-.13

A

MRF16-28

16

28

29

21

25.4

1.63

MRF20-32

20

32

34

24

29.36

1.63

MRF 25 - 39

25

39

38

26

36.5

1.63

MRF 32 - 46

32

46

49

37

42.85

2.03

MRF 40 - 55

40

55

57

43

51.01

2.03

MRF50-70

50

70

72

58

63.5

2.03

英制

英寸

Bearing Ref

Shaft Dia

Bearing O.D.

L _+.000 

C

Seal O.D.

FW

B

D

_-0.005

A

MRF 500 - 875

0.5

0.875

0.937

0.718

0.875

0.048

MRF 625 - 1000

0.625

1

1.125

0.812

1

0.064

MRF 750 - 1250

0.75

1.25

1.312

0.937

1.125

0.064

MRF 875 - 1500

0.875

1.5

1.5

1.062

1.312

0.064

MRF1000-1625

1

1.625

1.75

1.312

1.437

0.064

MRF 1125 - 1750

1.125

1.75

2

1.562

1.562

0.064

MRF1250-1875

1.25

1.875

2.25

1.812

1.687

0.064

MRF 1500 - 2125

1.5

2.125

2.5

1.937

1.937

0.08

MRF 1750 - 2625

1.75

2.625

2.875

2.312

2.312

0.08

MRF 2000 - 2875

2

2.875

3.187

2.625

2.562

0.08

表示轴承类型，轴的直径，外径。

大型，重型和特殊类型是可用的。

MRF轴承和外壳的公差配合

FD

Housing Dh*

Shaft

Preload Interference Fit ‡

P

Size Cap Screw

Eccentricity O.D. to Bore

Maximum R.P.M.

Basic Capacity KN

Static Capacity KN

Bs

Min

Max

55.56

28

+.007. -.005

16

+.000.-.005

0.002

0.012

46

5mm 3-OFF

0.007

13,000

1.57

1.34

60.32

32

+.010. -.005

20

+.000. -.005

0.002

0.012

51

5mm 3-OFF

0.01

12,000

1.94

1.91

64.3

39

+.013. -.005

25

+.000. -.005

0.002

0.012

55

5mm 3-OFF

0.01

10,000

2.45

2.24

73.02

46

+.013. -.005

32

+.000. -.005

0.002

0.012

64

5mm 3-OFF

0.01

8,000

3.63

4.18

87.31

55

+.013. -.005

40

+.000. -.005

0.002

0.012

75

5mm 3-OFF

0.01

7,000

4.41

5.37

104

70

+.013. -.005

50

+.000. -.005

0.002

0.012

95

5mm 4-OFF

0.01

5,000

6.91

9.34

FD

Housing 

Shaft 

Preload

P

Size Cap Screw

Eccentricity O.D. to Bore

Maximum R.P.M.

Basic Capacity Ibf

Static Capacity Ibf

Dh*

Bs

Interference Fit‡

Min

Max

1.812

0.875

+.0003. -.0002

0.5

+.0000. -.0002

0.0001

0.0005

1.5

3 BA 3-OFF

0.0003

14,000

230

158

2.187

1

+.0003. -.0002

0.625

+.0000. -.0002

0.0001

0.0005

1.812

2 BA 3-OFF

0.0003

13,000

352

302

2.375

1.25

+.0004. -.0002

0.75

+.0000. .0002

0.0001

0.0005

2

2 BA 3-OFF

0.0004

12,000

440

430

2.531

1.5

+.0004. -.0002

0.875

+.0000. .0002

0.0001

0.0005

2.187

2 BA 3-OFF

0.0004

11,000

562

503

2.687

1.625

+.0004. -.0002

1

+.0000. -.0002

0.0001

0.0005

2.312

2 BA 3-OFF

0.0004

10,000

688

692

2.875

1.75

+.0004. -.0002

1.125

+.0000.-.0002

0.0001

0.0005

2.531

2 BA 3-OFF

0.0004

9,000

814

907

3

1.875

+.0005. -.0002

1.25

+.0000. -.0002

0.0001

0.0005

2.656

2 BA 3-OFF

0.0004

8,000

967

1195

3.437

2.125

+.0005. -.0002

1.5

+.0000.-.0002

0.0001

0.0005

2.968

2 BA 3-OFF

0.0004

7,000

1147

1612

3.937

2.625

+.0005. -.0002

1.75

+.0000.-.0002

0.0001

0.0005

3.468

2 BA 4-OFF

0.0004

6,000

2185

2978

4.093

2.875

+.0005. -.0002

2

+.0000. -.0002

0.0001

0.0005

3.178

2 BA 4-OFF

0.0004

5,000

2490

3733