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SEALMASTER Pillow Block Bearing: 4 15/16 in Bore, 4 Holes, 5 1/2 in Shaft Ht - Fixed Split-House Pillow Block Tapered Roller Bearings
SEALMASTERFixed Split-House Pillow Block Tapered Roller Bearings

SEALMASTER Pillow Block Bearing: 4 15/16 in Bore, 4 Holes, 5 1/2 in Shaft Ht

The SEALMASTER Pillow Block Bearing (SKU RPB 415-4, MPN RPB 415-4) is a fixed split-house pillow block tapered roller bearing with a 4 15/16 in bore. It features a 5 1/2 in shaft height, 15 7/8 in mounting length…

SKU 3G-OTH-100631

Also listed as: RPB4154 · RPB 415 4 · RPB-415-4

Brand
SEALMASTER
Item
Pillow Block Bearing: 4 15/16 in Bore, 4 Holes, 5 1/2 in Shaft Ht
Category
Fixed Split-House Pillow Block Tapered Roller Bearings
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Payment
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Technical Specifications

SEALMASTER
Manufacturer Part Number
RPB 415-4
Holes
4
Mount Lg
15 7/8 in
Shaft Ht
5 1/2 in
Maximum Speed
1,000 RPM
Mounting Bolt Size
7/8 in

Technical Documents

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

Product Description

The SEALMASTER Pillow Block Bearing (SKU RPB 415-4, MPN RPB 415-4) is a fixed split-house pillow block tapered roller bearing with a 4 15/16 in bore. It features a 5 1/2 in shaft height, 15 7/8 in mounting length, and four holes with a 7/8 in mounting bolt size. The bearing has a maximum speed of 1,000 RPM.

Frequently Asked Questions

What is the SEALMASTER Pillow Block Bearing used for?

The SEALMASTER Pillow Block Bearing supports rotating shafts in heavy industrial machinery such as conveyors, fans, and pumps. Its fixed split-house design with tapered roller bearings handles high radial and axial loads, making it suitable for mining, aggregate, and material-handling applications where reliable shaft alignment and durability are critical.

What are the specifications of the SEALMASTER Pillow Block Bearing?

This SEALMASTER bearing (MPN RPB 415-4) has a 4 15/16 in bore, 5 1/2 in shaft height, 15 7/8 in mounting length, and four holes with a 7/8 in mounting bolt size. It is a fixed split-house pillow block tapered roller bearing with a maximum speed of 1,000 RPM. The brand is SEALMASTER.

Where to buy the SEALMASTER Pillow Block Bearing worldwide?

3G Electric supplies the SEALMASTER Pillow Block Bearing (SKU 3G-OTH-100631) to customers worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this bearing to any international destination.

How to install a SEALMASTER Pillow Block Bearing?

To install this SEALMASTER bearing, first ensure the shaft is clean and the bore fits the 4 15/16 in diameter. Align the base with the mounting holes (7/8 in bolts) and tighten evenly to the recommended torque. Verify shaft height (5 1/2 in) and check for free rotation. Follow generic pillow-block installation best practices for split-housing tapered roller bearings.

Used in

Common applications for SEALMASTER
Conveyor systems — SEALMASTER NP series pillow block bearings for belt conveyor idler shafts
Material handling fans — SEALMASTER SFT series flange bearings for fan housing mounting
Pump drives — SEALMASTER MP series medium-duty pillow blocks for pump shaft support
Agricultural equipment — SEALMASTER ER series insert bearings in auger and elevator assemblies
Packaging machinery — SEALMASTER NPL low-base pillow blocks for compact conveyor sections
Industrial blowers — SEALMASTER SFT-23 flange bearing for blower shaft end support

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
SEALMASTER Pillow Block Bearing: 3 15/16 in Bore, 4 Holes, 4 1/4 in Shaft Ht, 12 in Mount Lg (MPN RPB 315-4)
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SEALMASTER Pillow Block Bearing: 3 15/16 in Bore, 4 Holes, 4 1/4 in Shaft Ht, 12 in Mount Lg (MPN RPB 315-4)
SEALMASTER Pillow Block Bearing: 2 15/16 in Bore, 4 Holes, 3 1/8 in Shaft Ht, 8 3/4 in Mount Lg (MPN RPB 215-C4)
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SEALMASTER Pillow Block Bearing: 2 15/16 in Bore, 4 Holes, 3 1/8 in Shaft Ht, 8 3/4 in Mount Lg (MPN RPB 215-C4)
SEALMASTER Pillow Block Bearing: 2 15/16 in Bore, 2 Holes, 3 1/8 in Shaft Ht, 9 11/16 in Mount Lg (MPN RPB 215-2)
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SEALMASTER Pillow Block Bearing: 2 15/16 in Bore, 2 Holes, 3 1/8 in Shaft Ht, 9 11/16 in Mount Lg (MPN RPB 215-2)
SEALMASTER Pillow Block Bearing: 1 15/16 in Bore, 2 Holes, 2 1/4 in Shaft Ht, 7 3/16 in Mount Lg (MPN RPB 115-2)
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SEALMASTER Pillow Block Bearing: 1 15/16 in Bore, 2 Holes, 2 1/4 in Shaft Ht, 7 3/16 in Mount Lg (MPN RPB 115-2)
SEALMASTER Pillow Block Bearing: 1 3/4 in Bore, 2 Holes, 2 1/4 in Shaft Ht, 7 3/16 in Mount Lg (MPN RPB 112-2)
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SEALMASTER Pillow Block Bearing: 1 3/4 in Bore, 2 Holes, 2 1/4 in Shaft Ht, 7 3/16 in Mount Lg (MPN RPB 112-2)
SEALMASTER Pillow Block Bearing: 1 7/16 in Bore, 2 Holes, 1 7/8 in Shaft Ht, 5 15/16 in Mount Lg (MPN RPB 107-2)
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SEALMASTER Pillow Block Bearing: 1 7/16 in Bore, 2 Holes, 1 7/8 in Shaft Ht, 5 15/16 in Mount Lg (MPN RPB 107-2)

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SEALMASTER Pillow Block Bearing: 4 15/16 in Bore, 4 Holes, 5 1/2 in Shaft Ht, 13 1/2 in Mount Lg (MPN RPB 415-C4)
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SEALMASTER Pillow Block Bearing: 2 1/4 in Bore, 2 Holes, 2 3/4 in Shaft Ht, 8 11/16 in Mount Lg (MPN RPB 204-2)
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SEALMASTER Pillow Block Bearing: 2 1/4 in Bore, 2 Holes, 2 3/4 in Shaft Ht, 8 11/16 in Mount Lg (MPN RPB 204-2)
SEALMASTER Pillow Block Bearing: 4 7/16 in Bore, 4 Holes, 4 3/4 in Shaft Ht, 12 13/16 in Mount Lg (MPN RPB 407-4)
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