• 2 11/16" Mounted Spherical Roller Bearing, Fixed Cast Iron 4-Bolt Round Flange Cartridge Block, Single Setscrew Locking Collar, Clearance Seal, Face Locked Threaded Cover, C4 Clearance

Dimensions

Overall Height (in)	4 in
Bore Diameter (in)	2.6875 in
Overall Width (in)	8.75 in
Overall Length (in)	8.75 in
Pilot Diameter (in)	6.375 in
Bolt Size (in)	5/8 in
Foot Height (in)	0.75 in
Housing Height (in)	3.13 in
Housing Outside Diameter (in)	8.75 in
Pilot Depth (in)	1.25 in
Mounting Plate to Collar Face (in)	2 in
Locking Collar Outside Diameter (in)	4.06 in
Mounting Surface to End of Housing (in)	2 in
Housing Cast Face to Outermost Bearing Face (in)	0.88 in
Bolt Spacing (in)	5.297 in
Inner Ring Outside Diameter (in)	3.37 in
Bolt Circle (in)	7.5 in
Length Through Bore (in)	4 in

Technical Specifications

Housing Style	Flange Block
Radial Clearance	C4 INCREASED
Housing Construction	Solid
Shaft Locking Type	Single Set Collar
Misalignment Type	Dynamic
Housing Color	Black
Static Load Rating (lb)	71,500 lb
Cage Material	Engineered Polymer
Rolling Element	Spherical Roller
Product	ZBR2000
Housing Type	Flange, Cartridge
Series	Flanged Cartridge Blocks
Fixed/Expansion	Fixed
Radial Dynamic Load Capacity (lb)	57,750 lb
Seal Type	Clearance Seal
Housing Material	Cast Iron
Seal Kit	ZS9
Microlock Kit	ML3
Maximum Speed (RPM)	2800 rpm
Bolt Hole Shape	Round Hole
Setscrew Torque (in-lbs)	680 in/lbs
Available Seal Type	K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip
Ability to Relubricate	Yes
Size Code	9
Max Operating Temperature (F)	225 °F
Lubricant	EXXON RONEX MP STD
Vibration Frequency Outer Ring Defect	0.1299 cps
Primary Seal	STEEL CLEARANCE SEAL
Grease Fitting Thread Size	1/8 NPT
Vibration Frequency Inner Ring Defect	0.1701 cps
Max Operating Temperature (C)	107 °C
Vibration Frequency Roller Spin	0.0591 cps
Locking Device Kit	SC9
Vibration Frequency Fundamental Train	0.0072 cps
Insert	2211UR
Housing Coating	POWDER COATED
Misalignment Capability	±2.0° Misalignment - Dynamic

General Specifications

UPC	698210932961
Weight	23.40 LB
Packaged Length	8.63 IN
Packaged Width	3.94 IN
Packaged Height	8.63 IN
HTC	8483204080
Country of Origin	Mexico