Sealmaster RPB Series Pillow Blocks...Two Bolt Base Catalog Page
MOUNTED ROLLER BEARINGS
Two Bolt Base
Four Bolt Base
RPB Series Pillow Blocks...Two Bolt Base
SHAFT SEAL SEAL (1) SEAL
1 3/16 RPB-103-2 RPB-103-C2 RPB-103-N2
1 1/4 RPB-104-2 RPB-104-C2 RPB-104-N2
1 3/8 RPB-106-2 RPB-106-C2 RPB-106-N2
1 7/16 RPB-107-2 RPB-107-C2 RPB-107-N2
1 1/2 RPB-108-2 RPB-108-C2 RPB-108-N2
1 5/8 RPB-110-2 RPB-110-C2 RPB-110-N2 10.9 2.12 7.75 5.56 6.44 2.31 — 1.25 4.38 3.38 2.88 2 1/2
1 11/16 RPB-111-2 RPB-111-C2 RPB-111-N2
1 3/4 RPB-112-2 RPB-112-C2 RPB-112-N2
1 15/16 RPB-115-2 RPB-115-C2 RPB-115-N2 13.2 2.25 8.88 6.31 7.19 2.44 — 1.25 4.62 3.50 3.25 2 5/8
2 RPB-200-2 RPB-200-C2 RPB-200-N2
2 3/16 RPB-203-2 RPB-203-C2 RPB-203-N2 15.7 2.50 9.62 6.69 7.94 2.56 — 1.44 5.12 3.75 3.62 2 5/8
2 1/4 RPB-204-2 RPB-204-C2 RPB-204-N2
2 7/16 RPB-207-2 RPB-207-C2 RPB-207-N2 20.7 2.75 10.38 6.94 8.69 2.75 — 1.62 5.62 4.00 3.94 2 5/8
2 1/2 RPB-208-2 RPB-208-C2 RPB-208-N2
2 11/16 RPB-211-2 RPB-211-C2 RPB-211-N2
2 3/4 RPB-212-2 RPB-212-C2 RPB-212-N2
2 15/16 RPB-215-2 RPB-215-C2 RPB-215-N2
3 RPB-300-2 RPB-300-C2 RPB-300-N2
3 3/16 RPB-303-2 RPB-303-C2 RPB-303-N2
3 7/16 RPB-307-2 RPB-307-C2 RPB-307-N2 56.0 3.75 13.75 10.12 11.25 4.12 — 2.06 7.75 5.00 5.55 2 7/8
3 1/2 RPB-308-2 RPB-308-C2 RPB-308-N2
STANDARD CONTACT HI-TEMP DIMENSIONS IN INCHES BASE
DIAM.
IN.
PART PART PART
NO. NO. NO.
APPROX.
WT. IN
LBS.
4.80 1.50 6.25 4.56 4.94 1.88 — .88 3.12 2.75 2.25 2 1 / 2
7.7 1.88 7.25 5.31 5.94 2.06 — 1.12 3.81 3.00 2.62 2 1/2
29.3 3.12 11.75 8.06 9.69 3.00 — 1.75 6.38 4.50 4.75 2 3/4
AB
C
MIN. MAX.
DEGHJL
BOLTS
NO. SIZE
RPB Series Pillow Blocks...Four Bolt Base
SHAFT SEAL SEAL (1) SEAL
2 1/4 RPB-204-4 RPB-204-C4 RPB-204-N4
2 7/16 RPB-207-4 RPB-207-C4 RPB-207-N4 22.4 2.75 10.38 7.75 8.75 3.50 1.88 1.62 5.62 4.00 3.94 4 5/8
2 1/2 RPB-208-4 RPB-208-C4 RPB-208-N4
2 11/16 RPB-211-4 RPB-211-C4 RPB-211-N4
2 3/4 RPB-212-4 RPB-212-C4 RPB-212-N4
2 15/16 RPB-215-4 RPB-215-C4 RPB-215-N4
3 RPB-300-4 RPB-300-C4 RPB-300-N4
3 3/16 RPB-303-4 RPB-303-C4 RPB-303-N4
3 7/16 RPB-307-4 RPB-307-C4 RPB-307-N4 59.6 3.75 13.75 10.56 11.50 4.50 2.38 2.06 7.75 5.00 5.55 4 5/8
3 1/2 RPB-308-4 RPB-308-C4 RPB-308-N4
3 15/16 RPB-315-4 RPB-315-C4 RPB-315-N4
4 RPB-400-4 RPB-400-C4 RPB-400-N4
4 7/16 RPB-407-4 RPB-407-C4 RPB-407-N4
4 1/2 RPB-408-4 RPB-408-C4 RPB-408-N4
4 15/16 RPB-415-4 RPB-415-C4 RPB-415-N4
5 RPB-500-4 RPB-500-C4 RPB-500-N4
STANDARD CONTACT HI-TEMP DIMENSIONS IN INCHES BASE
DIAM.
IN.
PART PART PART
NO. NO. NO.
See page 105 for seal arrangements. (1) High temp units are factory assembled-to-order basis.
For Load Ratings, see page 121.
104
APPROX.
WT. IN
LBS.
31.5 3.12 11.75 8.75 10.00 3.75 2.12 1.75 6.38 4.50 4.75 4 5/8
76.9 4.25 15.25 11.00 13.00 4.50 2.25 2.44 8.62 6.25 6.00 4 5/8
95.6 4.75 16.50 11.75 13.88 4.62 2.50 2.75 9.62 6.75 6.50 4 3/4
143.6 5.50 18.50 13.50 15.88 5.12 2.75 3.12 11.00 7.25 7.31 4 7/8
AB
MIN. MAX.
C
DEGHJL
BOLTS
NO. SIZE
MOUNTED ROLLER BEARINGS
Two Bolt Base
The RPB-A series is similar in design to RPB series, but has only one
locking collar, and is recommended where axial shaft space is limited.
Four Bolt Base
RPB-A Series Pillow Blocks...Two Bolt Base
STANDARD
SHAFT
DIAM.
1 3/16
1 1/4
1 3/8
1 7/16
1 1/2
1 5/8
1 11/16
1 3/4
1 15/16
2
2 3/ 1 6 RPBA- 203 -2 RPBA-20 3- C2 RPBA- 203 - N2 15. 7 2.50 9.62 6.69 7.94 2.56 - 1.44 5.12 3.12 1.25 3.62 2 5/8
2 1/4
2 7/16
2 1/2
2 11/16
2 3/4
2 15/16
3
3 3/16
3 7/16
3 1/2
SEAL
IN.
PART NO. PART NO. PART NO. MIN. M AX NO. SIZE
RPBA-103-2
RPBA-104-2
RPBA-106-2
RPBA-107-2
RPBA- 108 -2
RPBA- 110 -2
RPBA- 111 -2
RPBA- 112 -2
RPBA- 115 -2
RPBA- 200 -2
RPBA-204-2
RPBA-207-2
RPBA-208-2
RPBA- 211 -2
RPBA- 212 -2
RPBA- 215 -2
RPBA- 300 -2
RPBA-303-2
RPBA-307-2
RPBA-308-2
CONTACT
SEAL
RPBA-103-C2
RPBA-104-C2
RPBA-106-C2
RPBA-107-C2
RPBA- 10 8- C2
RPBA- 11 0- C2
RPBA- 11 1- C2
RPBA- 11 2- C2
RPBA- 11 5- C2
RPBA- 20 0- C2
RPBA-204-C2
RPBA-207-C2
RPBA-208-C2
RPBA- 21 1- C2
RPBA- 21 2- C2
RPBA- 21 5- C2
RPBA- 30 0- C2
RPBA-303-C2
RPBA-307-C2
RPBA-308-C2
HI-TEMP
(1) SEAL
RPBA-103-N2
RPBA-104-N2
RPBA-106-N2
RPBA-107-N2
RPBA- 108 - N2
RPBA- 110 - N2
RPBA- 111 - N2
RPBA- 112 - N2
RPBA- 115 - N2
RPBA- 200 - C2
RPBA-204-N2
RPBA-207-N2
RPBA-208-N2
RPBA- 211 - N2
RPNA- 21 2- N2
RPBA- 215 - N2
RPBA- 300 - N2
RPBA-303-N2
RPBA-307-N2
RPBA-308-N2
APPROX.
WT. IN
LBS.
4.8
7.7
10.9
13.2
20.7
29.3
56.0
AB
1.50 6.25 4.56 4.94 1.88 - .88 3.12 2.37 1.00 2.25 2 1/2
1.88 7.25 5,31 5.94 2.06 - 1.12 3.81 2.53 1.15 2.62 2 1/2
2.12 7.75 5.56 6.44 2.31 - 1.25 4.38 2.84 1.15 2.88 2 1/2
2.25 8.88 6.31 7.19 2.44 - 1.25 4.62 2.95 1.20 3.25 2 5/8
2.75 10.38 6.94 8.69 2.75 - 1.82 5.62 3.31 1.31 3.94 2 5/8
3. 1 2 11.75 8. 06 9 . 6 9 3.00 - 1.75 6. 38 3. 6 9 1.44 4.7 5 2 3 / 4
3.75 13.75 10.12 11.25 4.12 - 2.06 7.75 4.19 1.89 5.55 2 7/8
DI MENS I ONS I N INCHE S
C
DEGHJKL
BASE
BOLTS
RPB-A Series Pillow Blocks...Four Bolt Base
STANDARD
SHAFT
DIAM.
2 1/4
2 7/16
2 1/2
2 11/16
2 3/4
2 15/16
3
3 3/16
3 7/16
3 1/2
3 15/164RPBA- 315 -4
4 7/16
4 1/2
4 15/165RPBA- 415 -4
SEAL
IN.
PART NO. PART NO. PART NO. M I N. MAX NO. SIZ E
RPBA-204-4
RPBA-207-4
RPBA-208-4
RPBA- 211 -4
RPBA- 212 -4
RPBA- 215 -4
RPBA- 300 -4
RPBA-303-4
RPBA-307-4
RPBA-308-4
RPBA- 400 -4
RPBA-407-4
RPBA-408-4
RPBA- 500 -4
Felt Seal Standard
Positive sealing for low, medium, and high
speed operation.
Single Lip Contact Seal
Available on all sizes. Recommended where
moisture conditions prevail.
CONTACT
SEAL
RPBA-204-C4
RPBA-207-C4
RPBA-208-C4
RPBA- 21 1- C4
RPBA- 21 2- C4
RPBA- 21 5- C4
RPBA- 30 0- C4
RPBA-303-C4
RPBA-307-C4
RPBA-308-C4
RPBA- 31 5- C4
RPBA- 40 0- C4
RPBA-407-C4
RPBA-408-C4
RPBA- 41 5- C4
RPBA- 50 0- C4
HI-TEMP
(1) SEAL
RPBA-204-N4
RPBA-207-N4
RPBA-208-N4
RPBA- 211 - N4
RPNA- 21 2- N4
RPBA- 215 - N4
RPBA- 300 - N4
RPBA-303-N4
RPBA-307-N4
RPBA-308-N4
RPBA- 315 - N4
RPBA- 400 - N4
RPBA-407-N4
RPBA-408-N4
RPBA- 415 - N4
RPBA- 500 - N4
APPROX.
WT. IN
LBS.
22.4 2.75 10.38 7.75 8.75 3.50 1.88 1.82 5.62 3.31 1.31 3.94 4 5/8
31.5 3. 1 2 11. 7 5 8 .75 1 0. 00 3.75 2 . 1 2 1.75 6. 38 3.6 9 1.44 4.7 5 4 3 /4
59.8 3.75 13.75 10.56 11.50 4.50 2.38 2.06 7.75 4.19 1.89 5.55 4 7/8
76.9 4.25 15.25 11.00 13.00 4.50 2.25 2.44 8.62 5.25 2.13 6.00 4 5/8
95.6 4.75 16.50 11.75 13.88 4.62 2.50 2.87 9.63 5.50 2.12 6.50 4 3/4
143.6 5.50 18.50 13 . 5 0 15. 88 5.12 2 . 7 5 3. 12 11.00 6.2 1 2.58 7.31 4 7 /8
AB
DI MENS I ONS I N INCHE S
C
DEGHJKL
BASE
BOLTS
Hi-Temp Seal
Available as an option where operating
temperatures are in 250-400° range.
For Replacement Cartridge Insert See Page 120.
For Load Ratings See Page 121.
For Metric Bores, See Page 127.
(1) Hi-Temp Units are factory assembled-to-order basis.
105
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