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Product Specifications:
| Item | Pillow Block Bearing |
| Ability To Relubricate | Yes |
| Base To Center Height | 1 7/8" |
| Base Width | 2.063" |
| Bearing Insert Finish | Uncoated |
| Bolt Center Max | 5.938" |
| Bolt Center Min | 5.31" |
| Bolt Size | 1/2" |
| Bore Dia. | 1 7/16" |
| Bore Shape | Straight |
| Centerline To Front Face | 1 1/2" |
| Collar Outer Dia. | 2 5/8" |
| Collar Outer Diameter | 2 5/8" |
| Duty Series | Standard |
| Duty/series | Standard Series |
| Dynamic Radial Load Capacity | 4760 lbs. |
| End Cap | No |
| Expansion | No |
| Foot Height | 1 1/8" |
| Grade | Grade 52100 |
| Grease Fitting Thread Size | 1/8" |
| Grease Fitting Thread Type | NPT |
| Height | 3.38" |
| Housing Color | Gray |
| Housing Construction | Split Two Piece |
| Housing Material | Cast Iron |
| Housing Style | Pillow Block |
| Htc | 8483.20.8080 |
| I.d. | 1 7/16" |
| Inner Race Heat Treat Method | Case Carburized Inner Ring |
| Inner Race Length | 2.531" |
| Insert Material | Steel |
| Insert Material Grade | 52100 |
| Insert Number | RCIA-107 |
| Internal Clearance | Standard |
| Length | 9" |
| Locking Device | Single Set Screw |
| Locking Type | Collar Mount |
| Lubrication Type | Lithium, EP, NLGI |
| Max. Speed | 3500 RPM |
| Misalignment Type | Static Only |
| Outer Ring Land Profile | Standard |
| Overall Height | 3.813" |
| Overall Length | 7 1/4" |
| Overall Width | 2.53" |
| Platform | RPB Series |
| Replaceable Insert | Yes |
| Retainer Material | Steel |
| Retainer Type | Steel |
| Seal Flinger | Yes |
| Series | RPBA Series |
| Shaft Size | 1 7/16" |
| Width | 5" |
Shipping Info:
| Ship weight (kg) | 3.47 |
| Ship height (cm) | 12.7 |
| Ship length (cm) | 22.86 |
| Ship width (cm) | 8.59 |
| Country of Origin | US |
Product Variants
| Product | Model | Housing Type | Overall Height | Overall Length | Overall Width | Bore Dia. | Shaft Size | Seal Type | Max. Speed | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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RPBA 303-2 | Pillow Block, Two Bolt | 7 3/4" | 13 3/4" | 4.19" | - | 3 3/16" | Felt | 1500 RPM | €8,246.20 | |
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RPBA-106-C2 | - | - | - | - | - | - | - | - | €583.74 | |
![]() |
RPBA 203-2 | - | 5 1/8" | 9 5/8" | 3.13" | 2 3/16" | 2 3/16" | - | 2500 RPM | €1,834.77 | |
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RPBA 307-4 | Pillow Block, Four Bolt | 7 3/4" | 13 3/4" | 4.19" | - | 3 7/16" | Felt | 1500 RPM | €7,925.95 | |
![]() |
RPBA 303-4 | Four Bolt Pillow Block | - | - | - | - | 3 3/16" | Felt | - | €8,429.42 | |
![]() |
RPBA 211-C4 CR | - | - | - | - | - | - | - | - | €1,688.41 | |
![]() |
RPBA 115-C2 | - | 4 5/8" | 8 7/8" | 2.95" | 1 15/16" | 1 15/16" | - | 2500 RPM | €968.72 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
SEALMASTER RPBA 107-2 551856 Pillow Block Bearing, 2 Bolt, 1.43 Inch Bore, 1.87 Inch Base to Center Height
€830.73 /unit





