Cast Iron 3 1/2 in Shaft Dia Single Set Collar Spherical Roller Flange Block

Rexnord Corp.

MB2308

Cast Iron 3 1/2 in Shaft Dia Single Set Collar Spherical Roller Flange Block

Item #101515377

Cast Iron Housing Material
Single Set Collar Shaft Locking

Auto Replenish

each One-time purchase

Prop 65

Product Details

Cast Iron Housing Material
Single Set Collar Shaft Locking

features

Easy bearing clearance: can be field adjusted to meet application needs
Mounting to suit the load and installation requirements
Shaft ready: prelubricated with standard grease for normal operation
other lubricants available for special conditions
Fully self-aligning: spherical roller bearing to accommodate operational and installation misalignment
Rugged housing: standard material – cast iron, steel or ductile iron available on request
Carburized raceways: case-carburized inner races provide a hard, fatigue-resistant surface and a tough, crack-resistant ductile core
Interchangeable seals: three types of seals to match the application requirements: Z seal, for the broad range of normal operating conditions
K seal, for dusty, dirty conditions
and M seal, for protection against liquid contamination
For extra protection under severe conditions, auxiliary caps are also available

Specifications

Set Screw Torque	680 in lb
Shaft Locking	Single Set Collar
Locking Collar O.D.	4 29/32 in
Flange Style	4-Bolt Square
Flange Thickness	1 in
Shaft Dia.	3.5 in
Bearing Housing	Flange Block 4 Bolt Square RB
Bolt Circle Dia.	9 1/2 in
Grease Fitting Size	1/8 NPT
Setscrew Torque	680 in-lbs
Housing Diameter	7 3/8 in
Bearing Standoff Distance	1/4 in
Vibration Frequency Fundamental Train	0.0073 cps
Temperature Range [Max]	225 °F
Housing Coating	Powder Coated
Vibration Frequency Roller Spin	0.0628 cps
Bearing Design	Non-Expansion
Misalignment Range	±1 1/2°
Seal Kit	MS10
Housing Construction	One Piece
Overall Width	4 5/8 in
Pilot Diameter	7.375 in
Size Code	10
RPM [Max]	1400 rpm
Bolt Hole Spacing	6 23/32 in
Bolt Circle Radius	4 3/4 in
Temperature [Max]	225 °F
Lubrication	Relubricatable
Distance Between Bolt Holes	6 23/32 in
Seal Type	Spring Loaded Heavy Contact Seals
Microlock Kit	ML4
Housing Height	8 7/16 in
Primary Seal	Buna Spring Loaded Lip Seal
Temperature Range [Min]	-40 °F
End Type	Open End
Inner Ring Hub Diameter	3 31/32 in
Bolt Size	3/4 in
Collar Extension	15/16 in
Standoff Distance	1/4 in
Retainer Type	Engineered Polymer
Radial Dynamic Load Capacity	84330 lb
Bearing Type	Spherical Roller
Inch/Metric	Inch
Volume	1.712 GLL
Mounting Bolt Size	3/4 in
Static Load Rating	90700 lb
Lubrication Type	Exxon Ronex MP Std
Housing Material	Cast Iron
Mounted Clearance	C3 Standard
Bore Range [Min]	0.75 in
Duty	Heavy-Duty
Flange Type	4-Bolt Flange
Style	4-Bolt Flange
Lubricant Type	Exxon Ronex MP
Vibration Frequency Inner Ring Defect	0.1784 cps
Shape	Square
Vibration Frequency Outer Ring Defect	0.1383 cps
Bore Length	4 3/8 in
Collar O.D.	4 29/32 in
Housing Width	8 7/16 in
Mounted Unit Duty	Heavy Duty
Bore Range [Max]	4 in
Series	2000
Threaded Cover Kit	TC10
Locking Device	Single Setscrew Locking Collar
Length Through Bore	4.375 in
Mounting Pad Height	1 in
Housing Length	8 7/16 in
Weight	34.1 LB
EAN or UPC	698210679606