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Rexnord
ZB2108S
1 1/2" Mounted Spherical Roller Bearing, Fixed Cast Iron 3-Bolt Round Flange Block with Pilot, Single Setscrew Locking Collar, Clearance Seal
MODEL 10409931
Contact supplier for technical support on: 866-739-6673
$557.37 Each
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Available end cap
DTC4
Available End Cap
DTC4
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
Bolt circle radius (in)
2 1/2 in
Bolt Circle Radius (in)
2 1/2 in
Bolt hole circle diameter (in)
5 in
Bolt Hole Circle Diameter (in)
5 in
Bolt Size (in)
1.5 in
Bore Length (in)
2 7/8 in
Bore length (in)
2 7/8 in
Bore Size (in)
1.5 in
Bore size (in)
1.5 in
Clearance
C3 STANDARD
Distance Between Bolt Holes (in)
4 21/64 in
Distance between bolt holes (in)
4 21/64 in
Distance from housing cast face to inner ring long hub face (in)
11/16 in
Distance from Housing Cast Face to Inner Ring Long Hub Face (in)
11/16 in
Fixed vs. Expansion
Fixed
Grease Fitting Thread Size
1/8 NPT
Height
6.63
Housing coating
Powder coated
Housing Coating
POWDER COATED
Housing construction
Solid
Housing Construction
Solid
Housing Material
Cast Iron
Housing material
Cast iron
Housing style
Flange block
Housing Style
Flange Block
Housing Type
Flange, Three Bolt, Pilot
Housing type
Flange, Three Bolt, Pilot
Inner Ring Hub Diameter (in)
1 3/4 in
Inner ring hub diameter (in)
1 3/4 in
Insert
2108U
Length
6.63
Locking Collar Outside Diameter (in)
2 5/16 in
Locking collar outside diameter (in)
2 5/16 in
Locking Device Kit
SC4
Locking device kit
SC4
Locking Type
Single Set Collar
Lubrication Type
EXXON RONEX MP STD
Lubrication type
EXXON RONEX MP STD
Maximum Speed (RPM)
5250 rpm
Maximum Temperature (C)
107 C
Maximum Temperature (F)
225 F
Microlock Kit
ML2
Microlock kit
ML2
Mounting bolt size (in)
1/2 in
Mounting Bolt Size (in)
1/2 in
Mounting pad height (in)
5/8 in
Mounting Pad Height (in)
5/8 in
Net Weight
5.80
Pilot diameter (in)
3.5625 in
Pilot Diameter (in)
3.5625 in
Primary Seal
STEEL CLEARANCE SEAL
Primary seal
Steel clearance seal
Radial Dynamic Load Capacity (lb)
19860 lb
Radial Static Load Capacity (lb)
20900 lb
Retainer material
Engineered Polymer
Retainer Material
Engineered Polymer
Seal Kit
ZS4
Seal kit
ZS4
Seal Type
Labyrinth Seal
Seal type
Labyrinth Seal
Setscrew Torque (in-lbs)
325 in/lbs
Setscrew torque (in-lbs)
325 in/lbs
Size code
4
Size Code
4
Standoff distance (in)
1/32 in
Standoff Distance (in)
1/32 in
Unit of Dimension
IN
Unit of dimension
in
Vibration frequency fundamental train
0.0070 cps
Vibration Frequency Fundamental Train
0.0070 cps
Vibration frequency inner ring defect
0.1445 cps
Vibration Frequency Inner Ring Defect
0.1445 cps
Vibration Frequency Outer Ring Defect
0.1055 cps
Vibration frequency outer ring defect
0.1055 cps
Vibration Frequency Roller Spin
0.0499 cps
Vibration frequency roller spin
0.0499 cps
Volume
0.713
Volume unit
GLL
Volume Unit
GLL
Weight unit
LB
Width
3.75
1 1/2" Mounted Spherical Roller Bearing, Fixed Cast Iron 3-Bolt Round Flange Block with Pilot, Single Setscrew Locking Collar, Clearance Seal
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