• 2 7/16" Mounted Spherical Roller Bearing, Fixed Cast Iron 4-Bolt Round Flange Cartridge Block, Single Setscrew Locking Collar, Clearance Seal, C4 Clearance, No grease, Steel Retainers

Dimensions

Foot Height (in)	0.63 in
Overall Length (in)	7.63 in
Housing Height (in)	2.63 in
Bolt Size (in)	1/2 in
Bore Diameter (in)	2.4375 in
Overall Width (in)	7.63 in
Pilot Diameter (in)	5.5 in
Overall Height (in)	3.5 in
Mounting Plate to Collar Face (in)	1.81 in
Housing Outside Diameter (in)	7.63 in
Locking Collar Outside Diameter (in)	3.56 in
Pilot Depth (in)	1 in
Bolt Circle (in)	6.5 in
Length Through Bore (in)	3.5 in
Inner Ring Outside Diameter (in)	2.901 in
Bolt Spacing (in)	4.594 in
Housing Cast Face to Outermost Bearing Face (in)	0.88 in
Mounting Surface to End of Housing (in)	1.69 in

Technical Specifications

Housing Color	Black
Cage Material	Steel
End Cap	DTC8
Rolling Element	Spherical Roller
Housing Style	Flange Block
Fixed/Expansion	Fixed
Misalignment Type	Dynamic
Housing Construction	Solid
Product	ZBR2000
Housing Material	Cast Iron
Static Load Rating (lb)	53,500 lb
Radial Clearance	C4 INCREASED
Radial Dynamic Load Capacity (lb)	43,240 lb
Seal Type	Clearance Seal
Series	Flanged Cartridge Blocks
Shaft Locking Type	Single Set Collar
Housing Type	Flange, Cartridge
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
Setscrew Torque (in-lbs)	680 in/lbs
Ability to Relubricate	Yes
Lubricant	PRESERVATIVE ONLY - NO GREASE
Locking Device Kit	SC8
Max Operating Temperature (C)	107 °C
Vibration Frequency Roller Spin	0.0607 cps
Vibration Frequency Inner Ring Defect	0.1791 cps
Max Operating Temperature (F)	225 °F
Grease Fitting Thread Size	1/8 NPT
Lube Fill Percent	0% FILL
Insert	2207U78
Primary Seal	STEEL CLEARANCE SEAL
Vibration Frequency Outer Ring Defect	0.1376 cps
Misalignment Capability	±2.0° Misalignment - Dynamic
Housing Coating	POWDER COATED
Vibration Frequency Fundamental Train	0.0072 cps
Size Code	8

General Specifications

UPC	793699975772
Weight	14.80 LB
Packaged Length	7.25 IN
Packaged Width	3.50 IN
Packaged Height	7.25 IN
HTC	8483204080