Overview
Mfr description
ZEF6207 ND FB 6000 ADPT BRG
- New design tapered adapter mount spherical roller bearing units provide versatile arrangements for supporting shafts that carry substantial radial or a combination of radial and thrust loads
- Incorporates an integral lock nut, sleeve and inner race along with Optical Strain Sensing (OSS) technology and a Positive Locking System (PLS) that visually indicates when the bearing is tightened to the shaft correctly
- These features not only yield the most secure shaft mounting, running accuracy and ability to accommodate undersize shafting, but guarantee the correct installation every time and make removal a snap
- Offers higher dynamic load ratings than the previous design, runs cooler and runs quieter yielding a bearing that lasts longer in the application
- Dynamic and static misalignment capability has been increased to ±2.0°
- Rollers are aligned by the retainers and the inner race, so despite misalignment, the roller load is always equally distributed across the surface; prevents high edge load stresses on the rollers and therefore it is not necessary to derate the bearing for misalignment conditions within the ±2.0°
- Easy to mount and dismount, sealed, prelubricated and does not require adjustment during mounting
- Additional key features include: Choice of various seal types based upon application; all seals assure protection with up to ±2.0° of misalignment in all directions, provide operation on hardened and ground inner ring extensions and can be removed without disassembly of the bearing; field adjustable bearing clearances based upon application need; fully self-aligning spherical roller bearing that accommodates for operational misalignment or misalignment due to installation; case-carburized inner races provide a hard, fatigue-resistant surface and a tough, crack-resistant ductile core
- Cast iron housing
- Clearance seal
Specifications
- Bore Diameter
- Product TypeFlange-Mount Roller Bearing Units
- Mounting Type4-Bolt Flange
- Adapter SleeveYes
- Housing MaterialCast Iron
- Bolt Circle Diameter
- Bolt Center To Center Length
- Locking DeviceAdapter Mounted
- Expansion TypeNon-Expansion Bearing (Fixed)
- Housing ConstructionSolid
- Overall Length Diameter
- Finish CoatingPowder Coated
- Bearing Number6207U
- Type Of BearingSpherical Roller
- Overall Width6.8800 in
- Bearing TypeSpherical Roller
- Bore TypeStraight
- Seal TypeClearance/Non-Contact
- Overall Height
- Bolt Hole Spacing5.3800 in
- Overall Depth4-5/32 in
- Radial Dynamic Load Capacity46800 lbf
- Radial Static Load Capacity55700 lbf
- Length Through Bore4.0600 in
- Max Operating Temperature225 °F
- End TypeClosed
- Lubrication TypeLubrication Fitting
- LubricantLithium Complex NLGI 2 Grease
- ColorBlack
- Standards MetANSI/ABMA STD 9-1990
- Bolt Size5/8 in
- Misalignment AngleDynamic - ±2.0 °
- Series9000
- Flange Mounting Type4-Bolt Flange
- Manufacturer Upc Number698210107666
- UPC_NO698210107666
- Weight18.30 lbs
- Housing Type4-Bolt Flange
- Max Rpm1700 rpm
- Static Load Capacity53500 lbf
- Housing Width6.8800 in
- CoatingPowder Coated
- DescriptionRexnord ZEF6207 Flange Blocks Rex Spherical Roller Bearings - ZEF6207
- Number Of Mounting Holes4
- RelubricatableYes
- Maximum Speed3300 rpm
- Overall Length6.8800 in
- Retainer MaterialPolymer
- Self AligningYes
Compliance & Safety Data
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