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SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 3/16 in Bore, Cast Iron - Flange-Mount Tapered Roller Bearings
SEALMASTERFlange-Mount Tapered Roller Bearings

SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 3/16 in Bore, Cast Iron

The SEALMASTER 4 Bolt Flange Bearing is a flange-mount tapered roller bearing with a cylindrical bore of 2 3/16 inches. It features a cast iron housing, set screw locking, and a mounting bolt size of 1/2 inch. The…

SKU 3G-OTH-99556

Also listed as: RFP203 · RFP-203

Brand
SEALMASTER
Item
4 Bolt Flange Bearing: Tapered Roller, 2 3/16 in Bore, Cast Iron
Category
Flange-Mount Tapered Roller Bearings
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SEALMASTER
Manufacturer Part Number
RFP 203
Type
Cast Iron, Set Screws
Bore
2 3/16 in
Lg
7 1/8 in
Bore Type
Cylindrical
Lubricant Material
NLGI #2 Equivalent
Mounting Bolt Size
1/2 in
System of Measurement
Inch

Technical Documents

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

Product Description

The SEALMASTER 4 Bolt Flange Bearing is a flange-mount tapered roller bearing with a cylindrical bore of 2 3/16 inches. It features a cast iron housing, set screw locking, and a mounting bolt size of 1/2 inch. The bearing is lubricated with NLGI #2 Equivalent grease and has a length of 7 1/8 inches (MPN RFP 203).

Frequently Asked Questions

What is the SEALMASTER 4 Bolt Flange Bearing used for?

The SEALMASTER 4 Bolt Flange Bearing is used in industrial power transmission systems to support rotating shafts and handle radial and thrust loads. It is commonly applied in conveyors, material handling equipment, and agricultural machinery where a compact, rigid mounting is required.

What are the specifications of the SEALMASTER 4 Bolt Flange Bearing?

This SEALMASTER bearing has a 2 3/16 in cylindrical bore, cast iron housing, set screw locking, and a 1/2 in mounting bolt size. It is lubricated with NLGI #2 Equivalent grease, measures 7 1/8 in length, and uses inch system dimensions. The MPN is RFP 203.

Where to buy the SEALMASTER 4 Bolt Flange Bearing worldwide?

You can source the SEALMASTER 4 Bolt Flange Bearing through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this SEALMASTER part.

How to install the SEALMASTER 4 Bolt Flange Bearing?

To install, first ensure the shaft is clean and the bore fits the 2 3/16 in cylindrical bore. Align the bearing with the mounting holes and tighten the 1/2 in bolts evenly. Secure the shaft using the set screws. Apply NLGI #2 grease as needed. Follow standard bearing installation practices for best results.

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 flange-mount 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 4 Bolt Flange Bearing: Tapered Roller, 2 1/4 in Bore, Cast Iron, Set Screws, 7 5/8 in Lg (MPN RFP 204)
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SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 1/4 in Bore, Cast Iron, Set Screws, 7 5/8 in Lg (MPN RFP 204)
SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 7/16 in Bore, Cast Iron, Set Screws, 7 5/8 in Lg (MPN RFP 207)
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SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 7/16 in Bore, Cast Iron, Set Screws, 7 5/8 in Lg (MPN RFP 207)
SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 3/4 in Bore, Cast Iron, Set Screws, 8 3/4 in Lg (MPN RFP 212)
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SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 3/4 in Bore, Cast Iron, Set Screws, 8 3/4 in Lg (MPN RFP 212)
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SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 in Bore, Cast Iron, Set Screws, 6 3/8 in Lg (MPN RFP 200)
SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 3 in Bore, Cast Iron, Set Screws, 8 3/4 in Lg (MPN RFP 300)
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SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 3 in Bore, Cast Iron, Set Screws, 8 3/4 in Lg (MPN RFP 300)
SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 11/16 in Bore, Cast Iron, Set Screws, 2 in Wd (MPN RFP 211)
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SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 2 11/16 in Bore, Cast Iron, Set Screws, 2 in Wd (MPN RFP 211)

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