Pillow Blocks
Sealmaster MP-20
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - MP-20
MP-20 is also available as
Dynamic Load Rating (lb)
5,782
Rolling Element
Ball Bearing
Housing Base
Solid
Bore Shape
Straight
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
- 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 | 1 7/8 | 47.6 | |
| B | Overall Length | 6 7/8 | 174.6 |
| C | Bolt Spacing Min | 4 1/2 | 114.3 |
| C (max) | Bolt Spacing Max | 5 1/2 | 139.7 |
| D | Base Width | 2 1/4 | 57.2 |
| G | Foot Height | 11/16 | 17.5 |
| H | Overall Height | 3 13/16 | 96.8 |
| J | Length Through Bore | 1 11/16 | 42.9 |
| K | Centerline to Outermost Bearing Face | 1 | 25.4 |
| L | Inner Ring Outside Diameter | 1 55/64 | 47.2 |
Values as printed for MP-20. Verify critical dimensions before ordering.
- Rolling Element
- Ball Bearing
- Housing Base
- Solid
- Bore Shape
- Straight
- Base Width (in)
- 2.25
- Overall Width (in)
- 2.25
- Overall Length (in)
- 6.88
- Overall Height (in)
- 3.81
- Bolt Size (in)
- 1/2
- Housing Construction
- One Piece
- Misalignment Type
- Static Only
- Outer Ring Land Profile
- Standard
- Bore Size - Inch
- 1.25Shaft size chart
- Housing Color
- Black
- Foot Height (in)
- 0.69
- Base to Center Height (in)
- 1.875
- Cage Material
- PPS - Polyphenylene Sulfide
- Length Through Bore (in)
- 1.685
- Housing Type (Product Selection)
- Pillow Block, Two Bolt
- Seal Type (Product Selection)
- Felt Labyrinth Seal
- Housing Style
- Pillow Block
- Ability to Relubricate
- Yes
- Inner Race Heat Treat Method
- Zone-Hardened
- Bolt Spacing Max (in)
- 5.5
- Maximum Speed (RPM)
- 4650
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Radial Clearance
- Standard
- Centerline to Outermost Bearing Face (in)
- 1
- Vibration Frequency Inner Ring Defect
- 0.0905
- Vibration Frequency Outer Ring Defect
- 0.0595
- Base Length (in)
- 6.88
- Bolt Spacing Min (in)
- 4.5
- Inner Ring Outside Diameter (in)
- 1.851
- Bolt Spacing (in)
- 5
- Vibration Frequency Fundamental Train
- 0.0066
- Dynamic Load Rating (lb)
- 5,782
- Cage Type
- Land Riding Retainer
- Grease Fitting Thread Size
- 1/4-28
- Vibration Frequency Roller Spin
- 0.0386
- Fixed vs. Expansion
- Fixed
- Bearing Insert Finish
- Black Oxide
- Lubricant
- Lithium Complex NLGI 2 Grease
- Bearing Insert Material
- 52100 Bearing Steel
- Bearing Type
- Medium Duty
- Size Code
- 2-17
- Max Operating Temperature (F)
- 220
- Static Load Rating (lb)
- 3,493
- End Cap Available
- No
- Housing Material
- Cast Iron
- Shaft Locking Type
- Set Screw
- Housing Coating
- Powder Coated
- 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
- MP-20
- Mfg. Part Numberi
- 701861
- GDS #i
- GDS-115951
- Categoryi
- Pillow Blocks
- UPCi
- 662461013748
- Inserti
- 2-14
MP-20 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| MP-20This part | Base configuration | $205.90 | |
| MP-20C | Contact seal | $244.80 | View |
| MP-20T | Skwezloc concentric locking collar | $226.48 | View |
| MP-20TC | Skwezloc concentric locking collar, contact seal | $1,017.35 | View |
| MP-20 HI | High-performance high temperature | $1,084.64 | View |
| MP-20 HT | High temperature | $330.50 | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 700020 | 2-14 | $191.01 |
Common Questions
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster MP-20, manufacturer article number 701861. Its UPC is 662461013748.
