Sealmaster RFB Series Data Sheet
®
RPB Bearings
H
Rolling Elements: Tapered Roller
Housing: Cast Iron Four Bolt Flange
A
B
J
Self Alignment: +/- 3 Degrees
Lock: Setscrew, Double Collar
Seal: Felt
L
M
Optional Seal: Single Lip Contact
Mtd. Tapered
Bearings
Temperature: -20°F to 220°F
RFB Series Four-Bolt Flange Units
Bore Diameter
inch mm
1 3/16 RFB-103 RCI-103 2975 4 2 7/8 4 1/16 2 5/16 1 2 13/16 2 25/32 2 1/4 3 1/4 1 25/64
1 1/4 RFB-104 RCI-104 13233 101.6 73.0 103.2 58.7 25.4 71.4 70.6 57.2 82.6 35.3 2.72
1 3/8 RFB-106 RCI-106
1 7/16 RFB-107 RCI-107
1 1/2 RFB-108 RCI-108
1 5/8 RFB-110 RCI-110
1 11/16 RFB-111 RCI-111
1 3/4 RFB-112 RCI-112
1 15/16 RFB-115 RCI-115
2 RFB-200 RCI-200
2 3/16 RFB-203 RCI-203 38121 158.8 123.8 175.0 82.6 34.9 98.4 95.3 92.1 133.4 47.6 8.62
2 1/4 RFB-204 RCI-204
2 7/16 RFB-207 RCI-207
2 1/2 RFB-208 RCI-208
2 11/16 RFB-211 RCI-211
2 3/4 RFB-212 RCI-212
2 15/16 RFB-215 RCI-215
3 RFB-300 RCI-300
3 3/16 RFB-303 RCI-303
3 1/4 RFB-304 RCI-304
3 7/16 RFB-307 RCI-307
3 1/2 RFB-308 RCI-308
3 15/16 RFB-315 RCI-315
4 RFB-400 RCI-400
Part No.
35 RFB-35MM RCI-35MM
40 RFB-40MM RCI-40MM
45 RFB-45MM RCI-45MM
50 RFB-50MM RCI-50MM
55 RFB-55MM RCI-55MM 8570 6 1/4 4 7/8 6 57/64 3 1/4 1 3/8 3 7/8 3 3/4 3 5/8 5 1/4 1 7/8
60 RFB-60MM RCI-60MM
65 RFB-65MM RCI-65MM
70 RFB-70MM RCI-70MM
75 RFB-75MM RCI-75MM
80 RFB-80MM RCI-80MM
85 RFB-85MM RCI-85MM
90 RFB-90MM RCI-90MM
95 RFB-95MM RCI-95MM
100 RFB-100MM RCI-100MM
105 RFB-105MM RCI-105MM
Bearing
Insert
No.
Basic
Dynamic
Rating
lb/N
4760
21174
6140
27312
8070
35897
9030
40167
9630
42836
15320
68147
20980
93324
A B B.C. D G H J L M N
4 5/8
117.5
5 3/8
136.5
5 5/8
142.9
6 7/8
174.6
7 3/4
196.96 152.4
9 1/4
235.07 177.8
3 1/2
88.9
4 1/8
104.8
4 3/8
111. 1
5 3/8
136.5
4 61/64
125.8
5 53/64
148.0
6 3/16
157.2
7 39/64
193.3
8 31/64
215.5
9 29/32
251.6
2 9/16
65.11 25.4
2 15/16
74.6
3 1/16
77.8
3 9/16
90.5
3 15/16
100.0
4 1/2
114.3
10 1/4
260.4
7 3/4
196.9
10 61/64
278.2
5 5/8
142.9
Dimensions inch / mm
3 1/16
77.83 76.2
1 3/16
30.2
1 3/16
30.2
1 1/2
38.1
1 5/8
41.3
1 7/8
47.6
2 1/8
54.0
3 1/2
88.9
3 5/8
92.1
4 3/16
106.44 101.6
4 11/16
119.1
5 1/4
133.45 127.0
6 1/2
165.1
3 3/8
3 1/2
4 1/2
114.3
6 1/4
158.8
85.7
88.9
2 5/8
66.7
2 7/8
73.0
3 1/4
82.6
3 15/16
100.0
4 23/32
119.9
5 7/16
138.18 203.2
5 15/16
150.8
3 3/4
95.3
4 1/2
114.3
4 3/4
120.7
5 3/4
146.12 50.8
6 1/2
165.1
8 7/8
225.4
1 1/2
38.1
1 11/16
42.9
1 3/4
44.5
2 1/4
57.2
2 1/2
63.5
3 1/8
79.4
Bolt
Size
3/8
1/2
1/2
1/2
5/8
5/8
3/4
3/4
7/8
N
G
D
Unit Wt.
lb/kg
6.0
8.1
3.67
12.3
5.58
14.5
6.58
19.0
24.0
10.89
33.4
15.15
57.4
26.04
81.8
37.10
Metric dimensions for reference only.
Not all parts are available from stock. Please contact customer service for availability (800) 626-2120.
For more information on bearing capabilities outside of our standard offering, please contact Application Engineering (800) 626-2093.
I-31
Bearing Selection
Page I-3
Nomenclature Aid
Page I-8
Features & Benets
Page I-9
Product Options
Page I-12
Technical Engineering
Page I-47
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