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TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1/2 in Bore, Cast Iron, Eccentric Collar - General Purpose Flange-Mount Ball Bearings
TIMKENGeneral Purpose Flange-Mount Ball Bearings

TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1/2 in Bore, Cast Iron, Eccentric Collar

The TIMKEN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1/2 in cylindrical bore and a cast iron housing. It features an eccentric collar locking mechanism and a square 3 in length, with…

SKU 3G-OTH-115212

Also listed as: RCJ12 · RCJ 1 2 · RCJ-1-2

Brand
TIMKEN
Item
4 Bolt Flange Bearing: Radial Ball, 1/2 in Bore, Cast Iron, Eccentric Collar
Category
General Purpose Flange-Mount Ball Bearings
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

TIMKEN
Manufacturer Part Number
RCJ 1/2
Type
Cast Iron, Eccentric Collar, Square
Bore
1/2 in
Lg
3 in
Bore Type
Cylindrical
Lubricant Material
NLGI #2 Equivalent
Mounting Bolt Size
3/8 in
System of Measurement
Inch

Technical Documents

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

Product Description

The TIMKEN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1/2 in cylindrical bore and a cast iron housing. It features an eccentric collar locking mechanism and a square 3 in length, with a mounting bolt size of 3/8 in. The bearing is lubricated with NLGI #2 Equivalent grease and is designed for inch-system applications.

Frequently Asked Questions

What is a TIMKEN 4 Bolt Flange Bearing used for?

The TIMKEN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing used to support rotating shafts in industrial machinery. It is ideal for applications requiring radial load support and easy mounting, such as conveyors, fans, and material handling equipment, with a 1/2 in bore and cast iron housing.

What are the specifications of the TIMKEN RCJ 1/2 flange bearing?

The TIMKEN RCJ 1/2 is a 4 bolt flange bearing with a 1/2 in cylindrical bore, cast iron housing, eccentric collar locking, and a square 3 in length. It uses NLGI #2 Equivalent grease, has a 3/8 in mounting bolt size, and is designed for inch-system applications.

Where to buy TIMKEN RCJ 1/2 flange bearings worldwide?

3G Electric supplies the TIMKEN RCJ 1/2 flange bearing worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this bearing for your application.

How to install a TIMKEN eccentric collar flange bearing?

To install a TIMKEN eccentric collar flange bearing, slide the bearing onto the shaft, align the collar's eccentric cam with the shaft keyway, and rotate the collar in the direction of shaft rotation to lock it. Tighten the setscrew securely. Ensure the housing bolts are torqued to the manufacturer's specification.

Used in

Common applications for TIMKEN
Conveyor systems — TIMKEN RA115RRB spherical insert bearings for idler rollers and pulleys
Agricultural equipment — TIMKEN RCSM1 cartridge bearing units for tillage and harvesting machinery
Material handling — TIMKEN YASM 1-7/16 pillow block bearings for belt conveyors and elevators
Industrial fans — TIMKEN 6319 radial ball bearings for high-speed fan shafts
Pump drives — TIMKEN SCJ 5/8 flange-mount bearings for close-coupled pump applications
Packaging machinery — TIMKEN YCJ 30 SGT flange-mount bearings for indexing and feed mechanisms

TIMKEN Products

3G Electric supplies TIMKEN 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
TIMKEN 4 Bolt Flange Bearing: Radial Ball, 2 in Bore, Cast Iron, Eccentric Collar, 6 23/64 in Lg (MPN RCJ 2)
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TIMKEN 4 Bolt Flange Bearing: Radial Ball, 2 in Bore, Cast Iron, Eccentric Collar, 6 23/64 in Lg (MPN RCJ 2)
Cast iron four-bolt flange unit with 1 7/8 in cylindrical bore and eccentric collar locking. Pre-lubricated with NLGI #2 equivalent grease, designed for radial load applications in conveyors, fans, and material handling equipment
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Cast iron four-bolt flange unit with 1 7/8 in cylindrical bore and eccentric collar locking. Pre-lubricated with NLGI #2 equivalent grease, designed for radial load applications in conveyors, fans, and material handling equipment
Cast iron four-bolt flange unit with 1 1/2 in cylindrical bore and eccentric collar locking. Lubricated with NLGI #2 equivalent grease. Mounting bolt size 7/16 in. For supporting radial loads on rotating shafts in conveyors, fans, and material handling systems
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Cast iron four-bolt flange unit with 1 1/2 in cylindrical bore and eccentric collar locking. Lubricated with NLGI #2 equivalent grease. Mounting bolt size 7/16 in. For supporting radial loads on rotating shafts in conveyors, fans, and material handling systems
TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1 3/8 in Bore, Cast Iron, Eccentric Collar, 4 5/8 in Lg (MPN RCJ 1-3/8)
TIMKEN
TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1 3/8 in Bore, Cast Iron, Eccentric Collar, 4 5/8 in Lg (MPN RCJ 1-3/8)
TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1 3/16 in Bore, Cast Iron, Eccentric Collar, Square (MPN RCJ 1-3/16)
TIMKEN
TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1 3/16 in Bore, Cast Iron, Eccentric Collar, Square (MPN RCJ 1-3/16)
TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1 in Bore, Cast Iron, Eccentric Collar, 3 47/64 in Lg (MPN RCJ 1)
TIMKEN
TIMKEN 4 Bolt Flange Bearing: Radial Ball, 1 in Bore, Cast Iron, Eccentric Collar, 3 47/64 in Lg (MPN RCJ 1)

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