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SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 3 15/16 in Bore, Cast Iron - General Purpose Flange-Mount Ball Bearings
SEALMASTERGeneral Purpose Flange-Mount Ball Bearings

SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 3 15/16 in Bore, Cast Iron

The SEALMASTER 4 Bolt Flange Bearing: Radial Ball (SKU 44A371, MPN MSF-63) is a general purpose flange-mount ball bearing with a 3 15/16 in cylindrical bore and a cast iron housing. It features set screws for shaft…

SKU 3G-OTH-113654

Brand
SEALMASTER
Item
4 Bolt Flange Bearing: Radial Ball, 3 15/16 in Bore, Cast Iron
Category
General Purpose Flange-Mount Ball Bearings
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Technical Specifications

SEALMASTER
Manufacturer Part Number
MSF-63
Type
Cast Iron, Set Screws
Bore
3 15/16 in
Lg
10 9/16 in
Bore Type
Cylindrical
Lubricant Material
NLGI #2 Equivalent
Mounting Bolt Size
1 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: Radial Ball (SKU 44A371, MPN MSF-63) is a general purpose flange-mount ball bearing with a 3 15/16 in cylindrical bore and a cast iron housing. It features set screws for shaft locking, uses NLGI #2 Equivalent lubricant, and has a mounting bolt size of 1 in. This inch-system bearing is designed for industrial applications requiring a four-bolt flange configuration.

Frequently Asked Questions

What is the SEALMASTER MSF-63 4 Bolt Flange Bearing used for?

The SEALMASTER MSF-63 is a general purpose flange-mount ball bearing used in industrial equipment requiring a four-bolt flange configuration. It supports radial loads on rotating shafts in conveyors, fans, and material handling systems. The cast iron housing and set-screw locking suit moderate-speed, moderate-load applications.

What are the specifications of the SEALMASTER MSF-63 bearing?

The SEALMASTER MSF-63 has a 3 15/16 in cylindrical bore, cast iron housing, and set-screw shaft locking. It uses NLGI #2 Equivalent lubricant, has a 1 in mounting bolt size, and is inch-system. The overall length is 10 9/16 in. It is a radial ball bearing for four-bolt flange mounting.

Where to buy SEALMASTER MSF-63 bearings worldwide?

You can source the SEALMASTER MSF-63 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. 3G Electric supplies SEALMASTER bearings to industrial customers internationally.

How to install a SEALMASTER 4 Bolt Flange Bearing?

To install the SEALMASTER MSF-63, first clean the shaft and bore. Slide the bearing onto the shaft, align the flange bolt holes with the mounting surface, and tighten the 1 in bolts evenly. Tighten the set screws against the shaft using the recommended torque. Ensure the housing is not distorted. Lubricate per NLGI #2 guidelines.

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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