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Flange Cartridge
Sealmaster MFC-31C
GEN GOLD SET SCREW
MFC-31 is also available as
Dynamic Load Rating (lb)
9,752
Bore Shape
Straight
Rolling Element
Ball Bearing
Bolt Size (in)
7/16
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- Powder coated epoxy cast iron housing with extended inner ring bearings
- Zone hardened inner ring with 120° spacing setscrew locking with diamond faceted setscrews
- Single lip contact seal
- Unique land riding retainer design provides superior pocket clearance that allows for 360° grease circulation around the rolling elements resulting in better retained and utilized lubrication.
- Sealmaster® exclusive lock pin and dimple for direct lubrication and anti-rotation
Dimensions
| Dim. | Meaning | in | mm |
|---|---|---|---|
| A | Overall Length | 6 3/8 | 161.9 |
| D | 1 19/32 | 40.5 | |
| G | Foot Height | 7/16 | 11.1 |
| H | 1 9/16 | 39.7 | |
| J | 2 3/16 | 55.6 | |
| L | Inner Ring Outside Diameter | 2 23/32 | 69.1 |
| N | 7/8 | 22.2 | |
| O | 19/32 | 15.1 | |
| B.C. | Bolt Circle | 5 3/8 | 136.5 |
Values as printed for MFC-31, the base part of MFC-31C; the options in this part number do not change the housing. Verify critical dimensions before ordering.
- Bore Shape
- Straight
- Rolling Element
- Ball Bearing
- Bolt Size (in)
- 7/16
- Overall Width (in)
- 6.38
- Pilot Configuration
- Piloted
- Overall Height (in)
- 2.19
- Housing Construction
- One Piece
- Overall Length (in)
- 6.38
- Misalignment Type
- Static Only
- Bore Size - Inch
- 1.9375Shaft size chart
- Outer Ring Land Profile
- Standard
- Housing Color
- Black
- Pilot Diameter (in)
- 4.500
- Foot Height (in)
- 0.44
- Cage Material
- PPS - Polyphenylene Sulfide
- Length Through Bore (in)
- 2.188
- Seal Type (Product Selection)
- Single Lip Contact Seal
- Housing Type (Product Selection)
- Piloted Flange Cartridge
- Housing Style
- Flange Block
- Inner Race Heat Treat Method
- Zone-Hardened
- Pilot Depth (in)
- .625
- Ability to Relubricate
- Yes
- Housing Outside Diameter (in)
- 6.38
- Shaft Locking Type
- Set Screw
- End Cap Available
- No
- Static Load Rating (lb)
- 6,601
- Grease Fitting Thread Size
- 1/8 NPT
- Bearing Type
- Medium Duty
- Maximum Speed (RPM)
- 3250
- Cage Type
- Land Riding Retainer
- Inner Ring Outside Diameter (in)
- 2.719
- Radial Clearance
- Standard
- Lubricant
- Lithium Complex NLGI 2 Grease
- Housing Coating
- Powder Coated
- Size Code
- 2-23
- Housing Material
- Cast Iron
- Fixed vs. Expansion
- Fixed
- Dynamic Load Rating (lb)
- 9,752
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Bearing Insert Material
- 52100 Bearing Steel
- Max Operating Temperature (F)
- 220
- Bearing Insert Finish
- Black Oxide
- Bolt Circle (in)
- 5.375
- Duty/Series
- Medium
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 43,377
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- MFC-31C
- Mfg. Part Numberi
- 704144
- GDS #i
- GDS-116566
- Categoryi
- Flange Cartridge
- UPCi
- 662461026311
- Inserti
- 3-115C
MFC-31 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| MFC-31 | Base configuration | $329.59 | View |
| MFC-31CThis part | Contact seal | $401.91 | |
| MFC-31T | Skwezloc concentric locking collar | $336.15 | View |
| MFC-31TC | Skwezloc concentric locking collar, contact seal | $430.65 | View |
| MFC-31 BBC | — | $2,439.40 | View |
| MFC-31 DRT | High-contamination seal | $856.93 | View |
| MFC-31 HT | High temperature | $880.68 | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 700080 | 3-115 | $192.07 |
Common Questions
What is the minimum order quantity for the MFC-31C?
The minimum order quantity for the MFC-31C is 10 units.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster MFC-31C, manufacturer article number 704144. Its UPC is 662461026311.
