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SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 1/2 in Bore, Cast Iron, Set Screws - General Purpose Flange-Mount Ball Bearings
SEALMASTERGeneral Purpose Flange-Mount Ball Bearings

SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 1/2 in Bore, Cast Iron, Set Screws

The SEALMASTER 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1/2 in cylindrical bore, cast iron housing, and set screw locking. It features a 3/8 in mounting bolt size, NLGI #2…

SKU 3G-OTH-112980

Brand
SEALMASTER
Item
4 Bolt Flange Bearing: Radial Ball, 1/2 in Bore, Cast Iron, Set Screws
Category
General Purpose Flange-Mount Ball Bearings
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Technical Specifications

SEALMASTER
Manufacturer Part Number
SF-8
Type
Cast Iron, Set Screws
Bore
1/2 in
Lg
3 in
Ht
3 in
Bore Type
Cylindrical
Lubricant Material
NLGI #2 Equivalent
Mounting Bolt Size
3/8 in
System of Measurement
Inch
View Full Spec Sheet

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

Product Description

The SEALMASTER 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1/2 in cylindrical bore, cast iron housing, and set screw locking. It features a 3/8 in mounting bolt size, NLGI #2 Equivalent lubricant, and is designed for inch-system applications.

Frequently Asked Questions

What is the SEALMASTER 4 Bolt Flange Bearing used for?

The SEALMASTER 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing used to support rotating shafts in industrial equipment. It is suitable for applications requiring a 1/2 in bore, cast iron housing, and set screw locking, such as conveyors, fans, and material handling systems.

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

The SEALMASTER 4 Bolt Flange Bearing (MPN SF-8) has a 1/2 in cylindrical bore, cast iron housing, and set screw locking. It uses NLGI #2 Equivalent lubricant, has a 3/8 in mounting bolt size, and is designed for inch-system measurements. The housing is 3 in long and 3 in high.

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 the SEALMASTER 4 Bolt Flange Bearing, first ensure the shaft is clean and the 1/2 in bore aligns properly. Tighten the set screws to lock the bearing onto the shaft, then secure the cast iron flange to the mounting surface using 3/8 in bolts. 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 general purpose flange-mount ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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