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Rex MA2203 2000 series normal duty mounted spherical roller bearing with 2-3/16 in (55.56 mm) bore. Cast iron fixed 2-bolt pillow block housing, single setscrew locking collar, and spring-loaded heavy contact lip seal for reliable performance in moderate load applications.

Name: Rex MA2203 2000 series normal duty mounted spherical roller bearing with 2-3/16 in (55.56 mm) bore. Cast iron fixed 2-bolt pillow block housing, singl
Brand: Rexnord
Price: 611.0 USD
Availability: InStock
Rating: 5.0 (4 reviews)

MODEL 10425859

BRAND

Rexnord

SKU

503990

WEIGHT

12.900 lb

UOM

each

UPC

698210611057

Contact supplier for technical support on: 800-626-2120

$611.00 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

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Typically Ships in: 1 day

Returnable: See conditions

Ability to Relubricate

Yes

Available end cap

DTC7

Available End Cap

DTC7

Available Seal Type

K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip Seal

Base Length (in)

8.63

Base to centerline height (in)

2.5

Base Width (in)

2.56

Bearing Brand

REX ROLLER BEARING

Bearing housing

Pillow block 2 bolt RB

Bearing housing material

Cast iron

Bearing Type

Spherical roller brg

Bolt Size (in)

5/8

Bore Size (in)

2.1875 in

C dynamic load rating

36370 lb

Cage Material

Engineered Polymer

Clearance

C3 STANDARD

Co static load rating

44400 lb

Distance between bolt holes (in)

6.75

Fixed expansion

Fixed

Fixed vs. Expansion

Fixed

Foot Height (in)

1.63

Grease fitting size

1/8 NPT

Grease Fitting Thread Size

1/8 NPT

Height

5.50

Housing Cast Face to Outermost Bearing Face (in)

0.78

Housing coating

Powder coated

Housing Coating

POWDER COATED

Housing Color

Black

Housing Construction

Solid

Housing Material

Cast Iron

Housing Style

Pillow Block

Housing Type

Pillow Block, Two Bolt

Inner Ring Outside Diameter (in)

2.62

Insert

2203U

Length

9.56

Length Through Bore (in)

3.32

Locking collar outside diameter (in)

3.25

Locking device kit

SC7

Locking Device Kit

SC7

Locking Type

Single Set Collar

Lubrication type

EXXON RONEX MP STD

Lubrication Type

EXXON RONEX MP STD

Max Speed

2200 RPM

Maximum Speed (RPM)

2200 rpm

Maximum Temperature (C)

107

Maximum Temperature (F)

225

Microlock kit

ML2

Misalignment Capability

±2.0° Misalignment - Dynamic

Misalignment Type

Dynamic

Mounted clearance

C3 standard

Net Weight

12.90

Overall Length (in)

8.63

Overall width

3.32

Primary seal

Buna spring loaded lip seal

Primary Seal

BUNA SPRING LOADED LIP SEAL

Radial Dynamic Load Capacity (lb)

36370 lb

Radial Static Load Capacity (lb)

44400 lb

Retainer Material

Engineered Polymer

Retainer type

Engineered polymer

Seal kit

MS7

Seal type

Heavy Contact Seal

Series

Solid-housed Pillow Blocks

Service instructions

BR3-001 REX 2, 3, 5, 6, 9000

Setscrew torque (in-lbs)

460

Shaft locking

Single set collar

Size code

Size Code

Slot Length (in)

Threaded cover kit

TC7

Unit of dimension

Unit of Dimension

Vibration frequency fundamental train

0.0072 cps

Vibration Frequency Fundamental Train

0.0072 cps

Vibration frequency inner ring defect

0.1790 cps

Vibration Frequency Inner Ring Defect

0.1790 cps

Vibration frequency outer ring defect

0.1377 cps

Vibration Frequency Outer Ring Defect

0.1377 cps

Vibration frequency roller spin

0.0606 cps

Vibration Frequency Roller Spin

0.0606 cps

Volume

0.911

Volume unit

GLL

Volume Unit

GLL

Weight unit

Width

4.00

2 3/16" Mounted Spherical Roller Bearing, Cast Iron Fixed 2-Bolt Pillow Block, Single Setscrew Locking Collar, Spring Loaded Heavy Contact Seal

Rex 2000, 3000, 5000, 9000 Series Roller Bearings

SKU: 1303956

Great service-fast shipping

Awesome service. I would highly recommend doing business with MRO! Price was cheapest anywhere

SKU: 495479

Good orice

This stump grinder wheel bearing is expensive and I need two each time I change them. Best price I found anywhere and free shipping here at MRO Supply

SKU: 1298577

Great service

easy to do business with, competitive pricing, excellent service and quick shipping.

SKU: 5786601

Good

How do I choose the right type of bearing for my application?

Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.

When will I be charged for my order?

Do you provide credit terms?

Can I get a discounted price? I am a reseller / government entity.

What is the return/warranty policy?

Can it be shipped today?

Does “Usually ships in 24 hours” mean it’s in stock?

Read full FAQ

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Reviews

SKU: 1303956

Great service-fast shipping

Awesome service. I would highly recommend doing business with MRO! Price was cheapest anywhere

SKU: 495479

Good orice

This stump grinder wheel bearing is expensive and I need two each time I change them. Best price I found anywhere and free shipping here at MRO Supply

SKU: 1298577

Great service

easy to do business with, competitive pricing, excellent service and quick shipping.

SKU: 5786601

Good

Rex MA2203 2000 series normal duty mounted spherical roller bearing with 2-3/16 in (55.56 mm) bore. Cast iron fixed 2-bolt pillow block housing, single setscrew locking collar, and spring-loaded heavy contact lip seal for reliable performance in moderate load applications.

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