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SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 1 1/8 in Bore, Cast Iron - General Purpose Flange-Mount Ball Bearings
SEALMASTERGeneral Purpose Flange-Mount Ball Bearings

SEALMASTER 4 Bolt Flange Bearing: Radial Ball, 1 1/8 in Bore, Cast Iron

The SEALMASTER 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 1/8 in cylindrical bore and a cast iron housing. It features set screws for shaft locking and uses NLGI #2 Equivalent…

SKU 3G-OTH-113685

Brand
SEALMASTER
Item
4 Bolt Flange Bearing: Radial Ball, 1 1/8 in Bore, Cast Iron
Category
General Purpose Flange-Mount Ball Bearings
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Technical Specifications

SEALMASTER
Manufacturer Part Number
SF-18
Type
Cast Iron, Set Screws
Bore
1 1/8 in
Lg
4 1/4 in
Bore Type
Cylindrical
Lubricant Material
NLGI #2 Equivalent
Mounting Bolt Size
7/16 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 1/8 in cylindrical bore and a cast iron housing. It features set screws for shaft locking and uses NLGI #2 Equivalent lubricant. The mounting bolt size is 7/16 in, and the system of measurement is inch.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a SEALMASTER 4 Bolt Flange Bearing used for?

A SEALMASTER 4 Bolt Flange Bearing supports rotating shafts in industrial machinery, such as conveyors, fans, and pumps. Its cast iron housing and set-screw locking provide reliable radial load support in general-purpose applications across manufacturing, material handling, and processing industries.

What are the specifications of the SEALMASTER SF-18 bearing?

The SEALMASTER SF-18 is a 4 bolt flange bearing with a 1 1/8 in cylindrical bore, cast iron housing, and set-screw shaft locking. It uses NLGI #2 Equivalent lubricant, has a 4 1/4 in length, and a 7/16 in mounting bolt size. The system of measurement is inch.

Where to buy SEALMASTER flange bearings worldwide?

3G Electric supplies SEALMASTER flange bearings worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source genuine SEALMASTER parts like the SF-18 and deliver them to your facility, regardless of location.

How to install a SEALMASTER 4 bolt flange bearing?

To install a SEALMASTER 4 bolt flange bearing, align the housing with the mounting surface, tighten bolts to the specified torque, and secure the shaft using the set screws. Ensure the bore is clean and lubricated per NLGI #2 Equivalent standards. Always follow manufacturer guidelines for shaft fit and alignment.

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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