• Rex ZB3307 Spherical Roller Bearings ZB3000 Flange Block. Contact Rexnord for more details.

Dimensions

Overall Height (in)	4.83 in
Overall Length (in)	8.44 in
Bore Diameter (in)	3.4375 in
Housing Width (in)	8.44 in
Overall Width (in)	8.44 in
Foot Height (in)	1 in
Bolt Size (in)	3/4 in
Locking Collar Outside Diameter (in)	4.91 in
Standoff Distance (in)	0.25 in
Length Through Bore (in)	4.58 in
Housing Cast Face to Outermost Bearing Face (in)	1.14 in
Inner Ring Outside Diameter (in)	3.975 in
Bolt Spacing (in)	6.72 in
Bolt Circle (in)	9.5 in

Technical Specifications

End Cap	NEED EXT EC
Housing Construction	Solid
Rolling Element	Spherical Roller
Series	Flange Blocks
Product	ZB3000
Static Load Rating (lb)	90,700 lb
Radial Dynamic Load Capacity (lb)	84,330 lb
Shaft Locking Type	Eccentric Collar
Housing Material	Cast Iron
Seal Type	Clearance Seal
Radial Clearance	C3 STANDARD
Cage Material	Engineered Polymer
Housing Type	Flange, Four Bolt
Fixed/Expansion	Fixed
Housing Style	Flange Block
Misalignment Type	Dynamic
Seal Kit	ZS10
Ability to Relubricate	Yes
Setscrew Torque (in-lbs)	460 in/lbs
Microlock Kit	ML4
Maximum Speed (RPM)	2400 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
Vibration Frequency Fundamental Train	0.0073 cps
Lubricant	EXXON RONEX MP STD
Locking Device Kit	SC3307
Size Code	10
Vibration Frequency Outer Ring Defect	0.1383 cps
Primary Seal	STEEL CLEARANCE SEAL
Max Operating Temperature (C)	107 °C
Max Operating Temperature (F)	225 °F
Insert	3307U
Housing Coating	POWDER COATED
Misalignment Capability	±2.0° Misalignment - Dynamic
Vibration Frequency Inner Ring Defect	0.1784 cps
Vibration Frequency Roller Spin	0.0628 cps
Grease Fitting Thread Size	1/8 NPT

General Specifications

UPC	698210906924
Weight	34.60 LB
Packaged Length	9.50 IN
Packaged Width	4.50 IN
Packaged Height	9.25 IN