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SEALMASTER Fixed Split-House Pillow Block Tapered Roller Bearing RPB 308-4 - Fixed Split-House Pillow Block Tapered Roller Bearings
SEALMASTERFixed Split-House Pillow Block Tapered Roller Bearings

SEALMASTER Fixed Split-House Pillow Block Tapered Roller Bearing RPB 308-4

The SEALMASTER Pillow Block Bearing (SKU RPB 308-4, MPN RPB 308-4) is a fixed split-house pillow block tapered roller bearing with a 3 1/2 in bore. It features a 3 3/4 in shaft height, 11 1/64 in mounting length, 4…

SKU 3G-OTH-100521

Also listed as: RPB3084 · RPB 308 4 · RPB-308-4

Brand
SEALMASTER
Item
Fixed Split-House Pillow Block Tapered Roller Bearing RPB 308-4
Part Number
RPB 308-4
Category
Fixed Split-House Pillow Block Tapered Roller Bearings
Available to Order
Also known as:RPB 308-4SEALMASTER
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SEALMASTER
Manufacturer Part Number
RPB 308-4
Holes
4
Mount Lg
11 1/64 in
Shaft Ht
3 3/4 in
Maximum Speed
1,500 RPM
Mounting Bolt Size
3/4 in

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SEALMASTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SEALMASTER Pillow Block Bearing (SKU RPB 308-4, MPN RPB 308-4) is a fixed split-house pillow block tapered roller bearing with a 3 1/2 in bore. It features a 3 3/4 in shaft height, 11 1/64 in mounting length, 4 holes, and a 3/4 in mounting bolt size, with a maximum speed of 1,500 RPM.

Frequently Asked Questions

What is a SEALMASTER pillow block bearing used for?

A SEALMASTER fixed split-house pillow block tapered roller bearing supports rotating shafts in heavy-duty industrial applications like conveyors, fans, and material handling systems. Its split housing simplifies maintenance and replacement without removing the shaft.

What are the specifications of the SEALMASTER RPB 308-4 bearing?

The SEALMASTER RPB 308-4 has a 3 1/2 in bore, 3 3/4 in shaft height, 11 1/64 in mounting length, 4 holes, and a 3/4 in mounting bolt size. Maximum speed is 1,500 RPM. It is a fixed split-house pillow block tapered roller bearing.

Where to buy SEALMASTER pillow block bearings worldwide?

3G Electric supplies SEALMASTER pillow block bearings worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the RPB 308-4 or other SEALMASTER models.

How to install a SEALMASTER split-house pillow block bearing?

Align the bearing housing on a flat, rigid support and bolt it down using the 3/4 in mounting bolts. Insert the shaft through the bore, tighten the locking collar, and ensure free rotation. Lubricate per manufacturer guidelines before operation.

Used in

Common applications for SEALMASTER
Conveyor systems — SEALMASTER SRF series stamped steel flange bearings support rotating shafts in light to moderate load sections.
Material handling equipment — SEALMASTER MSF series cast iron 4-bolt flange bearings handle radial loads on bulk handling conveyors and feeders.
Packaging machinery — SEALMASTER 2-bolt flange bearings with set screw locking mount on shafts in cartoners and case packers.
Food and beverage processing — SEALMASTER cast iron flange bearings with NLGI #2 grease are used in washdown-adjacent zones where sealed units are required.
Agricultural equipment — SEALMASTER stamped steel flange bearings support shafts in grain augers and harvesters where space is limited.
Fans and blowers — SEALMASTER flange-mount ball bearings with 1 in to 2 1/4 in bores support fan shafts in industrial ventilation systems.
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SEALMASTER Products

3G Electric supplies SEALMASTER fixed split-house pillow block tapered roller bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Fixed split-house pillow block bearing with tapered roller design, suitable for supporting rotating shafts in industrial power transmission systems. Bore 1 7/16 in, shaft height 1 7/8 in, mounting length 5 15/16 in, two mounting holes for 1/2 in bolts. Maximum speed 3,500 RPM
SEALMASTER
Fixed split-house pillow block bearing with tapered roller design, suitable for supporting rotating shafts in industrial power transmission systems. Bore 1 7/16 in, shaft height 1 7/8 in, mounting length 5 15/16 in, two mounting holes for 1/2 in bolts. Maximum speed 3,500 RPM

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