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Square Flange
Link-Belt MFS251N
Link-Belt MFS251N Flange Blocks Ball Bearings
Dynamic Load Rating (lb)
21,580
Overall Width (in)
8.44
Housing Construction
One Piece
Overall Height (in)
2.734
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- 3 3/16" Mounted Ball Bearing, Medium Duty, Cast Iron 4-Bolt Square Flange Block, Setscrew Locking, Single Lip Contact Seal
- Overall Width (in)
- 8.44
- Housing Construction
- One Piece
- Overall Height (in)
- 2.734
- Housing Color
- Black
- Cage Material
- Molded fiber glass reinforced nylon
- Misalignment Type
- Static Only
- Overall Length (in)
- 8.44
- Length Through Bore (in)
- 2.524
- Seal Type (Product Selection)
- Single Lip Contact Seal
- Bolt Size (in)
- 3/4
- Rolling Element
- Ball Bearing
- Bore Size - Inch
- 3.1875Shaft size chart
- Foot Height (in)
- 0.94
- Housing Style
- Flange Block
- Housing Type (Product Selection)
- Flange, Four Bolt
- Outer Ring Land Profile
- Standard
- Pilot Configuration
- No Pilot
- Bore Shape
- Straight
- Ability to Relubricate
- Yes
- Setscrew Torque (in-lbs)
- 290-325
- Lubricant
- Lithium Complex NLGI 2 Grease
- Vibration Frequency Outer Ring Defect
- 0.0685
- Bearing Brand
- LINK-BELT MEDIUM DUTY BALL
- Vibration Frequency Roller Spin
- 0.0454
- End Cap Available
- No
- Max Operating Temperature (C)
- 107
- Fixed vs. Expansion
- Fixed
- Bolt Spacing (in)
- 6.75
- Inner Ring Outside Diameter (in)
- 4.397
- Cage Type
- Ball Riding Retainer
- Housing Coating
- Powder Coated
- Size Code
- 218
- Max Operating Temperature (F)
- 225
- Maximum Speed (RPM)
- 2400
- Static Load Rating (lb)
- 14,400
- Shaft Locking Type
- Set Screw
- Grease Fitting Thread Size
- 1/8 NPT
- Dynamic Load Rating (lb)
- 21,580
- Vibration Frequency Fundamental Train
- 0.0069
- Bearing Insert Material
- 52100 Bearing Steel
- Bearing Type
- Medium Duty
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Radial Clearance
- C3 STANDARD
- Vibration Frequency Inner Ring Defect
- 0.0981
- Housing Material
- Cast Iron
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Link-Belt
- Mfg. Catalog Numberi
- MFS251N
- Mfg. Part Numberi
- 10441282
- GDS #i
- GDS-127367
- Categoryi
- Square Flange
- UPCi
- 662864807104
- Inserti
- MSG251NLPA
Documents & Support
- 3D/2D CAD Model (view/download)View
Common Questions
How do I get a price for the MFS251N?
This part is quoted individually. Request a quote from this page and our sales team will respond with current pricing and availability.
What is the minimum order quantity for the MFS251N?
The minimum order quantity for the MFS251N is 18 units.
Is this a genuine Link-Belt part?
Yes. GDS Supply supplies the genuine Link-Belt MFS251N, manufacturer article number 10441282. Its UPC is 662864807104.
