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Rex MF9215 2-15/16 in (74.61 mm) bore mounted spherical roller bearing, 9000 series adapter mount, fixed cast iron 4-bolt square flange block, spring-loaded heavy contact lip seal.
MODEL 10430252
Contact supplier for technical support on: 800-626-2120
$2,397.30 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Ability to Relubricate
Yes
Available Seal Type
K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip
Bearing Brand
REX ROLLER BEARING
Bearing housing
FLG BLK 4 BLT SQ TYPE ZF
Bearing housing material
Cast iron
Bearing Type
Spherical roller brg
Bolt circle radius (in)
4 3/4 in
Bolt Circle Radius (in)
4 3/4 in
Bolt hole circle diameter (in)
9 1/2 in
Bolt Hole Circle Diameter (in)
9 1/2 in
Bolt Size (in)
2.9375 in
Bore length (in)
4 1/4 in
Bore Length (in)
4 1/4 in
Bore Size (in)
2.9375 in
C dynamic load rating
84330 lb
Cage Material
Engineered Polymer
Clearance
C3 STANDARD
Co static load rating
90700 lb
Distance between bolt holes (in)
6 23/32 in
Distance Between Bolt Holes (in)
6 23/32 in
Distance from housing cast face to locking feature face (in)
13/16 in
Distance from Housing Cast Face to Locking Feature Face (in)
13/16 in
Fixed expansion
Fixed
Fixed vs. Expansion
Fixed
Foot Height (in)
1
Grease fitting size
1/8 NPT
Grease Fitting Thread Size
1/8 NPT
Height
9.25
Housing Cast Face to Outermost Bearing Face (in)
0.81
Housing coating
Powder coated
Housing Coating
POWDER COATED
Housing Construction
Solid
Housing Material
Cast Iron
Housing Style
Flange Block
Housing Type
Flange, Four Bolt
Housing width (in)
8 7/16 in
Housing Width (in)
8 7/16 in
Inner Ring Outside Diameter (in)
3.975
Insert
9215U
Length
9.50
Length Through Bore (in)
4.25
Locking collar outside diameter (in)
4.41
Locking device kit
AK10215
Locking Device Kit
AK10215
Locking Type
Tapered Adapter
Locknut outside diameter
4 13/32 in
Locknut Outside Diameter (in)
4 13/32 in
Lubrication type
EXXON RONEX MP STD
Lubrication Type
EXXON RONEX MP STD
Max Speed
1400 RPM
Max temperature (°F (°C))
225 (107) F (C)
Maximum Speed (RPM)
1400 rpm
Maximum Temperature (C)
107 C
Maximum Temperature (F)
225 F
Microlock kit
ML4
Microlock Kit
ML4
Misalignment Capability
±2.0° Misalignment - Dynamic
Misalignment Type
Dynamic
Mounted clearance
C3 standard
Mounting bolt size (in)
3/4 in
Mounting Bolt Size (in)
3/4 in
Mounting pad height (in)
1 in
Mounting Pad Height (in)
1 in
Net Weight
37.10
Overall Length (in)
8.44
Overall width
8.44
Primary seal
Buna spring loaded lip seal
Primary Seal
BUNA SPRING LOADED LIP SEAL
Radial Dynamic Load Capacity (lb)
84330 lb
Radial Static Load Capacity (lb)
90700 lb
Retainer Material
Engineered Polymer
Retainer type
Engineered polymer
Seal kit
MS10
Seal Kit
MS10
Seal Type
Heavy Contact Seal
Service instructions
BR3-001 REX 2, 3, 5, 6, 9000
Shaft diameter (in)
2 15/16 in
Shaft locking
Tapered adapter mount
Shaft locking collar kit/adapter assembly
AK10215
Shaft Locking Collar Kit/Adapter Assembly
AK10215
Size code
10
Size Code
10
Standoff distance (in)
1/4 in
Standoff Distance (in)
1/4 in
Threaded cover kit
TC10
Type of seal
Spring loaded heavy contact seal
Unit of dimension
in
Unit of Dimension
IN
Vibration frequency fundamental train
0.0073 cps
Vibration Frequency Fundamental Train
0.0073 cps
Vibration frequency inner ring defect
0.1784 cps
Vibration Frequency Inner Ring Defect
0.1784 cps
Vibration frequency outer ring defect
0.1383 cps
Vibration Frequency Outer Ring Defect
0.1383 cps
Vibration frequency roller spin
0.0628 cps
Vibration Frequency Roller Spin
0.0628 cps
Volume
1.712
Volume unit
GLL
Volume Unit
GLL
Weight unit
LB
Width
4.50
2 15/16" Mounted Spherical Roller Bearing, Fixed Cast Iron 4-Bolt Square Flange Block, Adapter Mounted, Spring Loaded Heavy Contact Seal
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.
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