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

Rexnord Corp.

ZBR2108

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

Item #100739189

Cast Iron Housing Material
Spherical Roller Bearing
Single Set Collar Shaft Locking

Auto Replenish

each One-time purchase

Prop 65

Product Details

Cast Iron Housing Material
Spherical Roller Bearing
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

Inch/Metric	Inch
Bore Dia. [Max]	4 in
Mounted Unit Duty	Heavy Duty
Primary Seal	Steel Clearance Seal
Bolt Size	3/8 in
Bolt Circle Radius	2 3/16 in
Vibration Frequency Outer Ring Defect	0.1055 cps
Bolt Circle Dia.	4 3/8 in
Lubrication	Relubricatable
RPM [Max]	5250 rpm
Lubrication Type	Exxon Ronex MP Std
Bearing Design	Non-Expansion
Distance Between Bolt Holes	3 3/32 in
Locking Collar O.D.	2 5/16 in
Type	Spherical Roller Bearing
Bore Dia. [Min]	3/4 in
End Type	Open End
Collar Extension	11/16 in
Housing Construction	One Piece
Temperature [Max]	225 °F
Pilot Depth	3/4 in
Housing Width	2 3/16 in
Style	4-Bolt Piloted Flange
Shaft Dia.	1.5 in
Seal Type	Clearance Seals
Microlock Kit	ML2
Pilot Dia.	3 5/8 in
Housing Material	Cast Iron
Temperature Range [Min]	-40 °F
Length Through Bore	2 7/8 in
Bearing Housing	Flg Cart 4 Blt Rnd RB
Bearing Type	Spherical Roller
Pilot Diameter	3 5/8 in
Vibration Frequency Roller Spin	0.0499 cps
Setscrew Torque	325 in-lbs
Duty	Heavy-Duty
Threaded Cover Kit	TC4
Misalignment Range	±1 1/2°
Housing Length	5 1/4 in
Vibration Frequency Fundamental Train	0.0070 cps
Mounting Bolt Size	3/8 in
Shaft Locking	Single Set Collar
Bolt Hole Spacing	3 3/32 in
Size Code	4
Seal Kit	ZS4
Housing Height	5 1/4 in
Series	2000
Lubricant Type	Exxon Ronex MP
Housing Coating	Powder Coated
Mounting Pad Height	1/2 in
Retainer Type	Engineered Polymer
Bore Length	2 7/8 in
Flange Thickness	1/2 in
Temperature Range [Max]	225 °F
Locking Device	Setscrew Locking Collar
Flange Type	4-Bolt Piloted Flange
Mounted Clearance	C3 Standard
Vibration Frequency Inner Ring Defect	0.1445 cps
Overall Width	2 7/8 in
Static Load Rating	20900 lb
Grease Fitting Size	1/8 NPT
Volume	0.426 GLL
Collar O.D.	2 5/16 in
Shape	Round
Radial Dynamic Load Capacity	19860 lb
Set Screw Torque	325 in lb
Weight	5.654 LB
EAN or UPC	698210176709