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3-Bolt Flange Bracket
Sealmaster FB-20RT
GOLD BRGS UNIT MATL
FB-20 is also available as
Dynamic Load Rating (lb)
4,381
Rolling Element
Ball Bearing
Bore Shape
Straight
Bolt Size (in)
3/8
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
- Felt labyrinth seal and flinger for dry and dusty environment
- 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 | 3 3/4 | 95.3 | |
| B | 2 3/4 | 69.9 | |
| C | 1 7/8 | 47.6 | |
| D | 2 1/16 | 52.4 | |
| E | 5 23/64 | 136.1 | |
| F | 1 1/4 | 31.8 | |
| G | 3/8 | 9.5 | |
| H | 1 11/16 | 42.9 | |
| J | 1 9/16 | 39.7 | |
| L | 2 3/16 | 55.6 | |
| M | 3 7/32 | 81.8 | |
| N | 5/8 1 | 15.9 3 |
Values as printed for FB-20RT. Verify critical dimensions before ordering.
- Rolling Element
- Ball Bearing
- Bore Shape
- Straight
- Bolt Size (in)
- 3/8
- Overall Width (in)
- 3.22
- Pilot Configuration
- No Pilot
- Housing Construction
- One Piece
- Overall Height (in)
- 1.74
- Overall Length (in)
- 5.38
- Bore Size - Inch
- 1.25Shaft size chart
- Outer Ring Land Profile
- Standard
- Misalignment Type
- Static Only
- Housing Color
- Black
- Base to Center Height (in)
- 3.75
- Foot Height (in)
- 0.38
- Cage Material
- PPS - Polyphenylene Sulfide
- Length Through Bore (in)
- 1.61
- Housing Type (Product Selection)
- Flange, Bracket, Three Bolt
- Seal Type (Product Selection)
- Felt Labyrinth Seal
- Housing Style
- Flange Block
- Ability to Relubricate
- Yes
- Locking Collar Outside Diameter (in)
- 2.23
- Inner Race Heat Treat Method
- Zone-Hardened
- Grease Fitting Thread Size
- 1/4-28
- Bearing Insert Finish
- Black Oxide
- Vibration Frequency Inner Ring Defect
- 0.0905
- Bearing Centerline to Bolt Hole Center (in)
- 2.0625
- Radial Clearance
- Standard
- Housing Material
- Cast Iron
- Shaft Locking Type
- Concentric
- Cage Type
- Land Riding Retainer
- Housing Coating
- Powder Coated
- Bearing Type
- Standard Duty
- Bolt Spacing Height Direction (in)
- 1.25
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Inner Ring Outside Diameter (in)
- 1.594
- Maximum Speed (RPM)
- 7600
- Size Code
- 2-13
- Vibration Frequency Outer Ring Defect
- 0.0595
- Lubricant
- Lithium Complex NLGI 2 Grease
- Max Operating Temperature (F)
- 220
- Bolt Spacing (in)
- 1.8750
- Bearing Insert Material
- 52100 Bearing Steel
- Fixed vs. Expansion
- Fixed
- Vibration Frequency Fundamental Train
- 0.0066
- Vibration Frequency Roller Spin
- 0.0385
- Dynamic Load Rating (lb)
- 4,381
- End Cap Available
- No
- Static Load Rating (lb)
- 2,567
- Housing Width (in)
- 3.22
- Duty/Series
- Standard
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 19,487
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- FB-20RT
- Mfg. Part Numberi
- 726302
- GDS #i
- GDS-119101
- Categoryi
- 3-Bolt Flange Bracket
- UPCi
- 662461136256
- Inserti
- 1-14T
FB-20 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| FB-20 | Base configuration | $212.64 | View |
| FB-20C | Contact seal | $252.83 | View |
| FB-20R | Reduced housing envelope | $228.56 | View |
| FB-20RC | Reduced housing envelope, contact seal | $292.62 | View |
| FB-20RTThis part | Reduced housing envelope, Skwezloc concentric locking collar | $408.24 | |
| FB-20T | Skwezloc concentric locking collar | $257.98 | View |
| FB-20 RM | Reduced maintenance | Request quote | View |
| FB-20R DRT | Reduced housing envelope, High-contamination seal | $1,079.34 | View |
| FB-20R HI | Reduced housing envelope, High-performance high temperature | $1,019.87 | View |
| FB-20R HT | Reduced housing envelope, High temperature | $1,094.92 | View |
| FB-20R RM | Reduced housing envelope, Reduced maintenance | Request quote | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 711030 | 1-14T | $166.44 |
Common Questions
What is the minimum order quantity for the FB-20RT?
The minimum order quantity for the FB-20RT is 2 units.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster FB-20RT, manufacturer article number 726302. Its UPC is 662461136256.
