• 1 1/2" Mounted Spherical Roller Bearing, Expansion Cast Iron 4-Bolt Round Flange Block, Single Setscrew Locking Collar, Clearance Seal

Dimensions

Bolt Size (in)	1/2 in
Foot Height (in)	0.63 in
Bore Diameter (in)	1.5000 in
Overall Height (in)	2.91 in
Overall Width (in)	6.25 in
Overall Length (in)	6.25 in
Locking Collar Outside Diameter (in)	2.31 in
Housing Outside Diameter (in)	6.25 in
Bolt Circle (in)	5 in
Inner Ring Outside Diameter (in)	1.745 in
Length Through Bore (in)	2.88 in
Housing Cast Face to Outermost Bearing Face (in)	0.69 in
Expansion Capability (in)	0.38 in
Bolt Spacing (in)	4.33 in

Technical Specifications

Rolling Element	Spherical Roller
Misalignment Type	Dynamic
Radial Dynamic Load Capacity (lb)	19,860 lb
Housing Style	Flange Block
Static Load Rating (lb)	20,900 lb
Product	ZBS2000
Radial Clearance	C3 STANDARD
Fixed/Expansion	Expansion
Shaft Locking Type	Single Set Collar
Seal Type	Clearance Seal
Housing Type	Flange, Three Bolt
Cage Material	Engineered Polymer
Housing Material	Cast Iron
Series	Flange Blocks
Housing Construction	Solid
Maximum Speed (RPM)	5250 rpm
Seal Kit	ZS4
Setscrew Torque (in-lbs)	325 in/lbs
Ability to Relubricate	Yes
Grease Fitting Thread Size	1/8 NPT
Max Operating Temperature (C)	107 °C
Expansion Lock Plug	B224408A
Size Code	4
Vibration Frequency Fundamental Train	0.007 cps
Primary Seal	STEEL CLEARANCE SEAL
Locking Device Kit	SC4
Insert	ZCS2108
Vibration Frequency Inner Ring Defect	0.1445 cps
Vibration Frequency Outer Ring Defect	0.1055 cps
Misalignment Capability	±2.0° Misalignment - Dynamic
Lubricant	EXXON RONEX MP STD
Vibration Frequency Roller Spin	0.0499 cps
Max Operating Temperature (F)	225 °F
Housing Coating	POWDER COATED

General Specifications

UPC	698210177140
Weight	6.70 LB
Country of Origin	Mexico