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Tapered Roller Bearing
Dimension and Parameters
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Pu
4.75
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Weight
0.26
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Designation
30305J2
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ISO335 Dimensions (ABMA)
2FB
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- Principal dimensions (mm)
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d
25
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D
62
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T
18.25
- Basic load ratings KN
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dyc Cr
44.6
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stc Cor
43
- Speed ratings rpm
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Speed Ratings
9000
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Limiting Speed
12000
- Dimensions mm
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d
25
-
d 1 ~
41.5
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B
17
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C
15
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r 1,2 Min
1.5
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r 3,4 Min
1.5
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a
13
- Abutment and fillet dimensions mm
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d a Max
34
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d b Min
32
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Da Min
54
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Da Max
55
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Db Min
57
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Ca Min
2
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Cb Min
3
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r a Max
1.5
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r b Max
1.5
- Value
-
e
0.3
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Y
2
-
Yo
1.1