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TIMKEN Pillow Block Bearing: 2 1/4 in Bore, Cast Iron, Eccentric Collar - General Purpose Pillow Block Ball Bearings
TIMKENGeneral Purpose Pillow Block Ball Bearings

TIMKEN Pillow Block Bearing: 2 1/4 in Bore, Cast Iron, Eccentric Collar

The TIMKEN Pillow Block Bearing is a general purpose pillow block ball bearing with a 2 1/4 in bore, designed for inch-system applications. This cast-iron unit features an eccentric collar and a 2 3/4 in shaft…

SKU 3G-OTH-108078

Brand
TIMKEN
Item
Pillow Block Bearing: 2 1/4 in Bore, Cast Iron, Eccentric Collar
Category
General Purpose Pillow Block Ball Bearings
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Technical Specifications

TIMKEN
Manufacturer Part Number
RAS 2-1/4
Type
Cast Iron, Eccentric Collar
Shaft Ht
2 3/4 in
Mounting Bolt Size
5/8 in
System of Measurement
Inch
View Full Spec Sheet

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

Product Description

The TIMKEN Pillow Block Bearing is a general purpose pillow block ball bearing with a 2 1/4 in bore, designed for inch-system applications. This cast-iron unit features an eccentric collar and a 2 3/4 in shaft height, with a mounting bolt size of 5/8 in (MPN RAS 2-1/4).

Frequently Asked Questions

What is the TIMKEN pillow block bearing used for?

The TIMKEN pillow block bearing supports rotating shafts in industrial machinery such as conveyors, fans, and pumps. Its cast-iron housing and eccentric collar provide secure shaft mounting in moderate-load, inch-system applications.

What are the specifications of the TIMKEN pillow block bearing?

This TIMKEN pillow block bearing has a 2 1/4 in bore, cast-iron housing, eccentric collar, and 2 3/4 in shaft height. It uses a 5/8 in mounting bolt and is designed for inch-system measurements. The manufacturer part number is RAS 2-1/4.

Where to buy TIMKEN pillow block bearings worldwide?

3G Electric supplies TIMKEN pillow block bearings worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the RAS 2-1/4 model.

How to install a TIMKEN eccentric collar pillow block bearing?

Slide the bearing onto the shaft, align the eccentric collar with the inner ring, and rotate the collar in the shaft’s rotation direction to lock it. Tighten the setscrew against the shaft flat. Use a 5/8 in bolt for mounting the base to the support structure.

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 pillow block 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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TIMKEN Pillow Block Bearing: 1 5/8 in Bore, Cast Iron, Eccentric Collar, 2 1/8 in Shaft Ht (MPN RAS 1-5/8). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 1 5/8 in Bore, Cast Iron, Eccentric Collar, 2 1/8 in Shaft Ht (MPN RAS 1-5/8). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
TIMKEN Pillow Block Bearing: 1 7/16 in Bore, Cast Iron, Eccentric Collar, 1 7/8 in Shaft Ht (MPN RAS 1-7/16). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 1 7/16 in Bore, Cast Iron, Eccentric Collar, 1 7/8 in Shaft Ht (MPN RAS 1-7/16). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 3/4 in Bore, Cast Iron, Eccentric Collar, 1 5/16 in Shaft Ht (MPN RAS 3/4). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 3/8 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 3/4 in Bore, Cast Iron, Eccentric Collar, 1 5/16 in Shaft Ht (MPN RAS 3/4). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 3/8 in; System of Measurement: Inch.

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TIMKEN Pillow Block Bearing: 1 in Bore, Cast Iron, Set Screws, 1 5/16 in Shaft Ht, 5.5 in Overall Lg (MPN YAK 1 SGT). Key specifications — Brand: TIMKEN; Maximum Speed: 6700 RPM Grease; Mounting Bolt Size: 3/8 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 7/8 in Bore, Cast Iron, Set Screws, 1 27/64 in Shaft Ht, 200°F Max Temp (MPN SAS 7/8). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 3/8 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 7/8 in Bore, Cast Iron, Set Screws, 1 27/64 in Shaft Ht, 200°F Max Temp (MPN SAS 7/8). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 3/8 in; System of Measurement: Inch.
TIMKEN Pillow Block Bearing: 1 3/16 in Bore, Cast Iron, Eccentric Collar, 1 43/64 in Shaft Ht (MPN VAS 1-3/16). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 1 3/16 in Bore, Cast Iron, Eccentric Collar, 1 43/64 in Shaft Ht (MPN VAS 1-3/16). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
TIMKEN Pillow Block Bearing: 1 1/2 in Bore, Cast Iron, Set Screws, 1 59/64 in Shaft Ht, Contact (MPN YAS 1-1/2 SGT). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 1 3/16 in Bore, Cast Iron, Set Screws, 1 43/64 in Shaft Ht (MPN SAS 1-3/16). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
TIMKEN Pillow Block Bearing: 1 7/16 in Bore, Cast Iron, Set Screws, 1 7/8 in Shaft Ht (MPN SAS 1-7/16). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.
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TIMKEN Pillow Block Bearing: 1 7/16 in Bore, Cast Iron, Set Screws, 1 7/8 in Shaft Ht (MPN SAS 1-7/16). Key specifications — Brand: TIMKEN; Mounting Bolt Size: 1/2 in; System of Measurement: Inch.