¡ñBeaning Selection & Calculation
¡ñSF-1 Self-lubricating Bearings(SF-10,SF-11,SF-12,SF-13,SF-14,SF-15,SF-16,SF-17,SF-18,SF-19)
¡ñSF-2 Prelubricated Bearings(SF-20,SF-21,SF-22,SF-23)
¡ñSF-3 Bimetal Bearings(SF-30,SF-31,SF-32,SF-33,SF-34)
¡ñSF-4 Wrapped Bronze Bearings(SF-40,SF-41,SF-42)
¡ñSF-5 Solid-lubricant Bearings(SF-50,SF-51,SF-52,SF-53,SF-54,SF-58,SF-59)
¡ñSF-6 Ball Retainer Bearings(SF-60,SF-61,SF-62)
¡ñSF-7 Oil-retaining Bearings(SF-70,SF-71)
¡ñSF-8 Point-lubricating Bearings(SF-80)
¡ñWrapped Bearings Installation
 
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1 ¡¡2¡¡¡¡BACK

SF-30 SBimetal bearings metric sizes


Unit:mm  
Recommended
OD.D
Wall Thickness t
Hole Dia.h
t1
t2
Sheft Dia.
Housing Bore
10
15
20
25
30
40
50
60
10
-0.013 -0.028
12
+0.018
0
12
+0.085
+0.030
1.0 0-0.030
4
0.5
0.3
1010
1015
1020
12
-0.016
-0.034
14
14
1210
1215
1220
14
16
16
1410
1415
1420
15
17
17
1510
1515
1520
1525
16
18
18
1610
1615
1620
1625
18
20
+0.021
0
20
+0.075
+0.035
1810
1815
1820
1825
20
-0.020
-0.041
23
23
1.50-0.065
0.8
0.4
2010
2015
2020
2025
22
25
25
6
2210
2215
2220
2225
24
27
27
2410
2415
2420
2425
2430
25
28
28
2515
2520
2525
2530
26
30
30
+0.055
+0.046
2.00-0.040
1.0
0.6
2615
2620
2625
2630
28
32
+0.025
0
32
2815
2820
2825
2830
2840
30
34
34
3015
3020
3025
3030
3040
32
-0.025
-0.050
36
36
3215
3220
3225
3230
3240
35
39
39
3520
3525
3530
3540
3550
38
42
42
3820
3825
3830
3840
3850
40
44
44
8
4020
4025
4030
4040
4050
Other lengths to order


Unit:mm  
Recommended
OD.D
Wall Thickness t
Hole Dia.h
f1
f2
Shaft Dia.
Housing Bore
25
30
40
50
60
80
90
100
45
-0.025
-0.050
50
+0.025 0
50
+0.085 +0.045
2.50-0.060
8
1.2
0.8
4525
4530
4540
4550
50
55
+0.030
0
55
+0.100
+0.055
5030
5040
5050
5060
55
-0.030
-0.060
60
60
5530
5540
5550
5560
60
65
65
6030
6040
6050
6060
65
70
70
6530
6540
6550
6560
70
75
75
7030
7040
7050
7060
7080
75
80
80
9.5
1.4
0.8
7530
7540
7550
7560
80
85
+0.035
0
85
+0.120
+0.070
8040
8050
8060
8080
85
-0.036
-0.071
90
90
8530
8550
8560
8580
85100
90
95
95
9050
9060
9080
90100
95
100
100
9560
9580
95100
100
105
105
10060
10080
10090
100100
105
110
110
10560
10580
105100
110
115
115
11060
11080
110100
115
120
120
11550
11580
120
125
+0.040
0
125
+0.170
+0.100
12050
12060
120100
125
-0.043
-0.083
130
130
125100
130
135
135
13060
130100
135
140
140
13560
13580
140
145
145
14060
14080
140100
150
155
155
15060
15080
150100
Other lengths to order

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