The outstanding difference between B type mickey mouse tube and normal ISO6430 and ISO6431 mickey mouse tube, is the surface outside of the tube, pls refer to below photo, the positon marked with red color:

QQ20130903125535

Drawing and Dimension:

Mickey Mouse B type

11-01

NO.

d

T

L

4-d1

R

C

1

Φ 32

33 X 33

36.5

Φ 6.5

6

4

2

Φ 40

37 X 37

44.5

Φ 6.5

6

7

3

Φ 50

47 X 47

55

Φ 6.5

6

11

4

Φ 63

56 X 56

70

Φ 8.5

7.5

11

5

Φ 80

70 X 70

85

Φ 10.5

8

16

6

Φ 100

84 X 84

106

Φ 10.5

8

22

 

Mickey Mouse B1 type

 

NO.

d

T

L

4-d1

R

C

1

Φ 32

33 X 33

36.5

Φ 5.5

6

4

2

Φ 40

38 X 38

44.5

Φ 6

6

7

3

Φ 50

47 X 47

55

Φ 6

6

11

4

Φ 63

57 X 57

70

Φ 8

7.5

11

5

Φ 80

72 X 72

85

Φ 10.5

8

16

6

Φ 100

89 X 89

106

Φ 10.5

8

22