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Rexnord
KB2204
2 1/4" Mounted Spherical Roller Bearing, Fixed Cast Iron 4-Bolt Round Flange Block, Single Setscrew Locking Collar, Single Lip Light Contact Seal
MODEL 10428702
Contact supplier for technical support on: 866-739-6673
$1,264.79 Each
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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
Bearing Brand
REX ROLLER BEARING
Bearing housing
Flange block 4 bolt round
Bearing housing material
Cast iron
Bearing Type
Spherical roller brg
Bolt circle radius (in)
3 3/16 in
Bolt Circle Radius (in)
3 3/16 in
Bolt hole circle diameter (in)
6 3/8 in
Bolt Hole Circle Diameter (in)
6 3/8 in
Bolt Size (in)
2.25 in
Bore length (in)
3 5/16 in
Bore Length (in)
3 5/16 in
Bore Size (in)
2.25 in
C dynamic load rating
36370 lb
Clearance
C3 STANDARD
Co static load rating
44400 lb
Distance between bolt holes (in)
4 1/2 in
Distance Between Bolt Holes (in)
4 1/2 in
Distance from housing cast face to inner ring long hub face (in)
13/16 in
Distance from Housing Cast Face to Inner Ring Long Hub Face (in)
13/16 in
Fixed expansion
Fixed
Fixed vs. Expansion
Fixed
Grease fitting size
1/8 NPT
Grease Fitting Thread Size
1/8 NPT
Height
7.25
Housing coating
Powder coated
Housing Coating
POWDER COATED
Housing Construction
Solid
Housing Material
Cast Iron
Housing Style
Flange Block
Housing Type
Flange, Four Bolt
Inner ring hub diameter (in)
2 5/8 in
Inner Ring Hub Diameter (in)
2 5/8 in
Insert
2204U
Length
7.25
Locking collar outside diameter (in)
3 1/4 in
Locking Collar Outside Diameter (in)
3 1/4 in
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
2500 RPM
Max temperature (°F (°C))
225 (107) F (C)
Maximum Speed (RPM)
2500 rpm
Maximum Temperature (C)
107 C
Maximum Temperature (F)
225 F
Microlock kit
ML2
Microlock Kit
ML2
Mounted clearance
C3 standard
Mounting bolt size (in)
5/8 in
Mounting Bolt Size (in)
5/8 in
Mounting pad height (in)
11/16 in
Mounting Pad Height (in)
11/16 in
Net Weight
13.10
Primary seal
BUNA SGL lip light contact
Primary Seal
BUNA SGL LIP LIGHT CONTACT
Radial Dynamic Load Capacity (lb)
36370 lb
Radial Static Load Capacity (lb)
44400 lb
Retainer Material
Engineered Polymer
Retainer type
Engineered polymer
Seal kit
KS7
Seal Kit
KS7
Seal Type
Single Lip Contact Seal
Service instructions
BR3-001 REX 2, 3, 5, 6, 9000
Setscrew torque (in-lbs)
460 in/lbs
Setscrew Torque (in-lbs)
460 in/lbs
Shaft diameter (in)
2 1/4 in
Shaft locking
Single set collar
Size code
7
Size Code
7
Standoff distance (in)
3/32 in
Standoff Distance (in)
3/32 in
Threaded cover kit
TC7
Type of seal
Light contact seal
Unit of dimension
in
Unit of Dimension
IN
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
0.796
Volume unit
GLL
Volume Unit
GLL
Weight unit
LB
Width
3.50
2 1/4" Mounted Spherical Roller Bearing, Fixed Cast Iron 4-Bolt Round Flange Block, Single Setscrew Locking Collar, Single Lip Light Contact Seal
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