PillowBlock SB Bearing, Tapered Rlr, 3-1/2 MPN:RPB 308-4
PillowBlock SB Bearing, Tapered Rlr, 3-1/2
The Sealmaster PillowBlock SB Bearing is a high-performance solution for heavy-duty applications. Designed with a tapered roller bearing insert, this pillow block bearing offers exceptional load-carrying capacity and smooth operation. Ideal for use in harsh environments, it can withstand temperatures from -20°F to 220°F and speeds up to 1,500 RPM. Suitable for industrial machinery, equipment, and manufacturing processes, this bearing provides long-lasting reliability and minimal maintenance. Its compact design and fixed expansion type make it easy to install and integrate into existing systems, making it a versatile and dependable choice for a variety of applications.
Top product features:
- Tapered roller bearing provides smooth rotation and supports heavy loads.
- Double sealed closure protects the bearing from dust and moisture.
- Cast iron housing provides durability and resistance to corrosion.
Top product applications:
- Conveyor systems
- Machine tool applications
- Heavy machinery
Pillow Block Bearing, Base Height 2.063 in, Base Width 4.5 in, Bearing Insert Material Alloy Steel, Bearing Insert Type Tapered Roller, Bore Diameter 3 1/2 in, Bore Type Cylindrical, Center Height 3 3/4 in, Closure Double Sealed, Expansion Type Fixed, Housing Material Cast Iron, Lubricant Material NGLI #2 Equivalent, Maximum Speed 1,500 RPM, Maximum Temperature 220 Degrees F, Minimum Temperature -20 Degrees F, Mount Hole Center-to-Center Length 11 1/64 in
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 11 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 16.50
- Package Width: 9.63
- Package Height: 6.75
- Package Weight: 59.60
Product info last updated on February 4, 2026 3:56pm UTC
Category: Bearings, V-belts and Power Transmission Equipment