SEALMASTER 4 Bolt Flange Bearing: Tapered Roller, 3 7/16 in Bore, Cast Iron
The SEALMASTER 4 Bolt Flange Bearing is a flange-mount tapered roller bearing with a 3 7/16 in cylindrical bore, cast iron housing, and set screw locking. It features a mounting bolt size of 3/4 in, uses NLGI #2…
SKU 3G-OTH-101764
Also listed as: RFB307 · RFB-307
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.
Need installation or engineering help?
Ask a question
Product Description
The SEALMASTER 4 Bolt Flange Bearing is a flange-mount tapered roller bearing with a 3 7/16 in cylindrical bore, cast iron housing, and set screw locking. It features a mounting bolt size of 3/4 in, uses NLGI #2 Equivalent lubricant, and is supplied in inch measurements under manufacturer part number RFB 307.
Frequently Asked Questions
What is the SEALMASTER 4 Bolt Flange Bearing used for?
The SEALMASTER 4 Bolt Flange Bearing supports rotating shafts in industrial equipment such as conveyors, fans, and material handling systems. Its tapered roller design handles combined radial and thrust loads, while the cast iron housing and set screw locking provide secure mounting in demanding applications.
What are the specifications of the SEALMASTER RFB 307 bearing?
The SEALMASTER RFB 307 is a 4 bolt flange bearing with a 3 7/16 in cylindrical bore, cast iron housing, and set screw locking. It has a 9 1/4 in length, 3/4 in mounting bolt size, uses NLGI #2 Equivalent lubricant, and is supplied in inch measurements.
Where to buy the SEALMASTER RFB 307 bearing worldwide?
3G Electric supplies the SEALMASTER RFB 307 bearing 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 on this flange-mount tapered roller bearing.
How to select the correct SEALMASTER flange bearing for an application?
To select the correct SEALMASTER flange bearing, match the bore size to your shaft diameter (3 7/16 in for the RFB 307), confirm the housing material (cast iron), and verify the mounting bolt size (3/4 in). Ensure the load rating and lubricant (NLGI #2 Equivalent) suit your operating conditions.
Used in
Common applications for SEALMASTERSEALMASTER 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.
