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Flange Cartridge
Sealmaster MFC-20C
GEN GOLD SET SCREW
MFC-20 is also available as
Dynamic Load Rating (lb)
5,782 lb
Bolt Size (in)
3/8 in
Bore Size - Inch
1.25
Overall Width (in)
5 in
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 | 5 | 127.0 |
| D | 1 9/32 | 32.5 | |
| G | Foot Height | 3/8 | 9.5 |
| H | 1 5/16 | 33.3 | |
| J | 1 11/16 | 42.9 | |
| L | Inner Ring Outside Diameter | 1 55/64 | 47.2 |
| N | 11/16 | 17.5 | |
| O | 3/8 | 9.5 | |
| B.C. | Bolt Circle | 4 1/8 | 104.8 |
Values as printed for MFC-20, the base part of MFC-20C; the options in this part number do not change the housing. Verify critical dimensions before ordering.
- Bolt Size (in)
- 3/8 in
- Bore Size - Inch
- 1.25Shaft size chart
- Overall Width (in)
- 5 in
- Housing Type (Product Selection)
- Piloted Flange Cartridge
- Overall Height (in)
- 1.69 in
- Seal Type (Product Selection)
- Single Lip Contact Seal
- Overall Length (in)
- 5 in
- Bore Diameter (in)
- 1.25 in
- Pilot Diameter (in)
- 3.375 in
- Foot Height (in)
- 0.38 in
- Length Through Bore (in)
- 1.688 in
- Housing Outside Diameter (in)
- 5 in
- Bolt Circle (in)
- 4.125 in
- Bore Shape
- Straight
- Rolling Element
- Ball Bearing
- Pilot Configuration
- Piloted
- Housing Construction
- One Piece
- Housing Color
- Black
- Misalignment Type
- Static Only
- Outer Ring Land Profile
- Standard
- Cage Material
- PPS - Polyphenylene Sulfide
- Housing Type
- Piloted Flange Cartridge
- Seal Type
- Single Lip Contact Seal
- Housing Style
- Flange Block
- Ability to Relubricate
- Yes
- Inner Race Heat Treat Method
- Zone-Hardened
- Pilot Depth (in)
- 0.38 in
- Maximum Speed (RPM)
- 4650 rpm
- Bearing Type
- Medium Duty
- Inner Ring Outside Diameter (in)
- 1.859 in
- Lubricant
- Lithium Complex NLGI 2 Grease
- Fixed vs. Expansion
- Fixed
- Bearing Insert Finish
- Black Oxide
- Bearing Insert Material
- 52100 Bearing Steel
- Vibration Frequency Inner Ring Defect
- 0.0905 cps
- Vibration Frequency Fundamental Train
- 0.0066 cps
- Housing Material
- Cast Iron
- Grease Fitting Thread Size
- 1/4-28
- Radial Clearance
- Standard
- Max Operating Temperature (F)
- 220 °F
- Cage Type
- Land Riding Retainer
- Dynamic Load Rating (lb)
- 5,782 lb
- End Cap Available
- No
- Housing Coating
- Powder Coated
- Vibration Frequency Roller Spin
- 0.0386 cps
- Size Code
- 2-17
- Vibration Frequency Outer Ring Defect
- 0.0595 cps
- Static Load Rating (lb)
- 3,493 lb
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Shaft Locking Type
- Set Screw
- Duty/Series
- Medium
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 25,718
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- MFC-20C
- Mfg. Part Numberi
- 704138
- GDS #i
- GDS-116563
- Categoryi
- Flange Cartridge
- UPCi
- 662461026250
- Inserti
- 2-14C
- Country of Origini
- United States of America
MFC-20 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| MFC-20 | Base configuration | $203.62 | View |
| MFC-20CThis part | Contact seal | $227.92 | |
| MFC-20T | Skwezloc concentric locking collar | $208.02 | View |
| MFC-20TC | Skwezloc concentric locking collar, contact seal | $247.31 | View |
| MFC-20 HT | High temperature | $354.26 | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 700020 | 2-14 | $191.01 |
Common Questions
What is the bore diameter of the MFC-20C?
The MFC-20C has a bore diameter of 1.25 in. The specification table above lists every published dimension for this part.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster MFC-20C, manufacturer article number 704138. Its UPC is 662461026250.
