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2-Bolt Flange
Sealmaster SFT-28T
Sealmaster Mounted Cast Iron Two Bolt Flange Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - SFT-28T
SFT-28 is also available as
Dynamic Load Rating (lb)
7,901
Rolling Element
Ball Bearing
Overall Width (in)
4.38
Bolt Size (in)
9/16
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
- Skwezloc™ concentric locking for near perfect concentricity
- 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 , dimple for direct lubrication and anti-rotation
Dimensions
| Dim. | Meaning | in | mm |
|---|---|---|---|
| A | 7 1/16 | 179.4 | |
| B | 5 27/32 | 148.4 | |
| C | 4 3/8 | 111.1 | |
| D | 1 9/16 | 39.7 | |
| G | 9/16 | 14.3 | |
| H | 2 7/64 | 53.6 | |
| J | 2 | 50.8 | |
| L | 2 15/16 | 74.6 | |
| N | 3/4 | 19.1 |
Values as printed for SFT-28T. Verify critical dimensions before ordering.
- Rolling Element
- Ball Bearing
- Overall Width (in)
- 4.38
- Bolt Size (in)
- 9/16
- Pilot Configuration
- No Pilot
- Housing Construction
- One Piece
- Overall Length (in)
- 7.06
- Overall Height (in)
- 2.109
- Bore Shape
- Straight
- Bore Size - Inch
- 1.75Shaft size chart
- Misalignment Type
- Static Only
- Housing Color
- Black
- Outer Ring Land Profile
- Standard
- Foot Height (in)
- 0.56
- Cage Material
- PPS - Polyphenylene Sulfide
- Length Through Bore (in)
- 2.00
- Seal Type (Product Selection)
- Felt Labyrinth Seal
- Housing Type (Product Selection)
- Flange, Two Bolt
- Housing Style
- Flange Block
- Locking Collar Outside Diameter (in)
- 2.9375
- Inner Race Heat Treat Method
- Zone-Hardened
- Ability to Relubricate
- Yes
- Cage Type
- Land Riding Retainer
- Max Operating Temperature (C)
- 104
- Housing Coating
- Powder Coated
- Bearing Insert Finish
- Black Oxide
- Bearing Insert Material
- 52100 Bearing Steel
- Size Code
- 2-111
- Bolt Spacing (in)
- 5.8438
- Max Operating Temperature (F)
- 220
- Radial Clearance
- Standard
- Maximum Speed (RPM)
- 5300
- Grease Fitting Thread Size
- 1/4-28
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Dynamic Load Rating (lb)
- 7,901
- Fixed vs. Expansion
- Fixed
- Inner Ring Outside Diameter (in)
- 2.307
- Lubricant
- Lithium Complex NLGI 2 Grease
- Bearing Type
- Standard Duty
- Static Load Rating (lb)
- 5,139
- Shaft Locking Type
- Concentric
- Housing Material
- Cast Iron
- End Cap Available
- No
- Duty/Series
- Standard
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- SFT-28T
- Mfg. Part Numberi
- 705488
- GDS #i
- GDS-116938
- Categoryi
- 2-Bolt Flange
- UPCi
- 662461030431
- Inserti
- 2-112T
SFT-28 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| SFT-28 | Base configuration | $171.08 | View |
| SFT-28C | Contact seal | $252.10 | View |
| SFT-28TThis part | Skwezloc concentric locking collar | $226.79 | |
| SFT-28TC | Skwezloc concentric locking collar, contact seal | $257.20 | View |
| SFT-28 DRT | High-contamination seal | $713.98 | View |
| SFT-28 HI | High-performance high temperature | $1,213.94 | View |
| SFT-28 HTC | High temperature, contact seal | $995.09 | View |
| SFT-28 XLO | Extra low drag | $346.33 | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 705320 | 2-112T | $179.46 |
Common Questions
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster SFT-28T, manufacturer article number 705488. Its UPC is 662461030431.
