• Rex MB6307 Spherical Roller Bearings ZB6000 Flange Block. Contact Rexnord for more details.

Dimensions

Bore Diameter (in)	3.4375 in
Foot Height (in)	1 in
Housing Width (in)	8.44 in
Bolt Size (in)	3/4 in
Overall Length (in)	8.44 in
Overall Height (in)	5.28 in
Overall Width (in)	8.44 in
Standoff Distance (in)	0.25 in
Locking Collar Outside Diameter (in)	4.95 in
Inner Ring Outside Diameter (in)	3.975 in
Housing Cast Face to Outermost Bearing Face (in)	1.59 in
Bolt Spacing (in)	6.72 in
Bolt Circle (in)	9.5 in
Length Through Bore (in)	5.03 in

Technical Specifications

Housing Material	Cast Iron
Radial Dynamic Load Capacity (lb)	84,330 lb
Housing Style	Flange Block
Misalignment Type	Dynamic
Shaft Locking Type	Adapter Mount
Housing Construction	Solid
Fixed/Expansion	Fixed
End Cap	NEED EXT EC
Static Load Rating (lb)	90,700 lb
Radial Clearance	C3 STANDARD
Cage Material	Engineered Polymer
Product	ZB6000
Seal Type	Heavy Contact Seal
Series	Flange Blocks
Rolling Element	Spherical Roller
Housing Type	Flange, Four Bolt
Maximum Speed (RPM)	1400 rpm
Microlock Kit	ML4
Available Seal Type	K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip
Seal Kit	MS10
Wrench Style Shurlok Install Tool	105-90420-51
Setscrew Torque (in-lbs)	165-185 in/lbs
Ability to Relubricate	Yes
Housing Coating	POWDER COATED
Insert	6307U
Impact Style Shurlok Install Tool	105-90425-51
Max Operating Temperature (C)	107 °C
Vibration Frequency Roller Spin	0.0628 cps
Primary Seal	BUNA SPRING LOADED LIP SEAL
Vibration Frequency Fundamental Train	0.0073 cps
Shaft Locking Collar Kit/Adapter Assembly	AK106307
Vibration Frequency Outer Ring Defect	0.1383 cps
Vibration Frequency Inner Ring Defect	0.1784 cps
Max Operating Temperature (F)	225 °F
Size Code	10
Grease Fitting Thread Size	1/8 NPT
Lubricant	EXXON RONEX MP STD
Locking Device Kit	AK106307
Misalignment Capability	±2.0° Misalignment - Dynamic

General Specifications

UPC	793699903201
Weight	34.60 LB
Packaged Length	9.50 IN
Packaged Width	4.50 IN
Packaged Height	9.25 IN
HTC	8483208080
Country of Origin	Mexico