• 2 1/2" Mounted Spherical Roller Bearing, Cast Iron 4-Bolt Round Flange Cartridge Block, Eccentric Cam Locking Collar, Clearance Seal

Dimensions

Bore Diameter (in)	2.5000 in
Bolt Size (in)	1/2 in
Pilot Diameter (in)	5.5 in
Overall Height (in)	3.66 in
Overall Length (in)	7.63 in
Overall Width (in)	7.63 in
Housing Height (in)	2.63 in
Foot Height (in)	0.63 in
Pilot Depth (in)	1 in
Locking Collar Outside Diameter (in)	3.55 in
Housing Outside Diameter (in)	7.63 in
Mounting Plate to Collar Face (in)	1.97 in
Length Through Bore (in)	3.66 in
Inner Ring Outside Diameter (in)	2.901 in
Bolt Spacing (in)	4.594 in
Mounting Surface to End of Housing (in)	1.69 in
Housing Cast Face to Outermost Bearing Face (in)	1.02 in
Bolt Circle (in)	6.5 in

Technical Specifications

Housing Color	Black
Housing Type	Flange, Cartridge
Rolling Element	Spherical Roller
End Cap	DTC812
Fixed/Expansion	Fixed
Seal Type	Clearance Seal
Cage Material	Engineered Polymer
Misalignment Type	Dynamic
Series	Flanged Cartridge Blocks
Static Load Rating (lb)	53,500 lb
Housing Material	Cast Iron
Radial Clearance	C3 STANDARD
Housing Style	Flange Block
Product	ZBR3000
Housing Construction	Solid
Radial Dynamic Load Capacity (lb)	43,240 lb
Shaft Locking Type	Eccentric Collar
Bolt Hole Shape	Round Hole
Seal Kit	ZS8
Maximum Speed (RPM)	3300 rpm
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
Primary Seal	STEEL CLEARANCE SEAL
Max Operating Temperature (C)	107 °C
Lubricant	EXXON RONEX MP STD
Insert	3208U
Max Operating Temperature (F)	225 °F
Locking Device Kit	SC3208
Vibration Frequency Inner Ring Defect	0.1791 cps
Grease Fitting Thread Size	1/8 NPT
Vibration Frequency Outer Ring Defect	0.1376 cps
Housing Coating	POWDER COATED
Vibration Frequency Roller Spin	0.0607 cps
Misalignment Capability	±2.0° Misalignment - Dynamic
Size Code	8
Vibration Frequency Fundamental Train	0.0072 cps

General Specifications

UPC	698210947781
Weight	14.80 LB
Packaged Length	7.25 IN
Packaged Width	3.50 IN
Packaged Height	7.25 IN
HTC	8483204080