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Pillow Blocks
Sealmaster SP-20RT
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Concentric Lock - SP-20RT
SP-20 is also available as
- SP-20$332.41
- SP-20C$349.03
- SP-20RTQuote
- SP-20T$602.53
Dynamic Load Rating (lb)
4,381
Housing Base
Solid
Insert Material
52100 Bearing Steel, Black Oxided
Rolling Element
Ball Bearing
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 and dimple for direct lubrication and anti-rotation
Dimensions
| Dim. | Meaning | in | mm |
|---|---|---|---|
| A | Base to Center Height | 2 | 50.8 |
| B | 7 1/2 | 190.5 | |
| C | Bolt Spacing Min | 5 3/8 | 136.5 |
| C (max) | Bolt Spacing Max | 6 1/8 | 155.6 |
| D | Base Width | 2 | 50.8 |
| G | Foot Height | 5/8 | 15.9 |
| H | 3 7/8 | 98.4 | |
| J | 1 9/16 | 39.7 | |
| K | 15/16 | 23.8 | |
| L | 2 3/16 | 55.6 |
Values as printed for SP-20RT. Verify critical dimensions before ordering.
- Housing Base
- Solid
- Insert Material
- 52100 Bearing Steel, Black Oxided
- Rolling Element
- Ball Bearing
- Seal Type
- Felt Labyrinth Seal
- Measure Units
- Inch
- Internal Clearance
- Standard
- Bore Shape
- Straight
- Housing Construction
- One Piece
- Misalignment
- ±2.0° Misalignment - Static Only
- Replaceable Insert
- Yes
- Housing Color
- Gray
- Misalignment Type
- Static Only
- Duty/Series
- Standard
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Bore Size - Inch
- 1 1/4Shaft size chart
- Dynamic Load Rating (N)
- 19,487
- Dynamic Load Rating (lb)
- 4,381
- Bolt Size (in)
- 1/2
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- SP-20RT
- Mfg. Part Numberi
- 725918
- GDS #i
- GDS-119096
- Categoryi
- Pillow Blocks
- Inserti
- 1-14T
Documents & Support
- Sealmaster Mounted Ball Bearings (Regal Rexnord catalog section G) — page G-37View
SP-20 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| SP-20 | Base configuration | $332.41 | View |
| SP-20C | Contact seal | $349.03 | View |
| SP-20RTThis part | Reduced housing envelope, Skwezloc concentric locking collar | Request quote | |
| SP-20T | Skwezloc concentric locking collar | $602.53 | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 711030 | 1-14T | $166.44 |
Common Questions
How do I get a price for the SP-20RT?
This part is quoted individually. Request a quote from this page and our sales team will respond with current pricing and availability.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster SP-20RT, manufacturer article number 725918.
