Pillow Blocks
Sealmaster MSPD-31
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Double Setscrew Lock - MSPD-31
MSPD-31 is also available as
- MSPD-31$465.11
- MSPD-31C$903.91
Dynamic Load Rating (lb)
9,752
Housing Base
Solid
Rolling Element
Ball Bearing
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 on both sides of ball path 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 | Base to Center Height | 2 3/4 | 69.9 |
| B | Base Length | 10 | 254.0 |
| C | Bolt Spacing Min | 7 1/8 | 181.0 |
| C (max) | Bolt Spacing Max | 8 3/8 | 212.7 |
| D | Base Width | 2 5/8 | 66.7 |
| G | Foot Height | 7/8 | 22.2 |
| H | Overall Height | 5 7/16 | 138.1 |
| J | Length Through Bore | 2 5/8 | 66.7 |
| K | Centerline to Outermost Bearing Face | 1 5/16 | 33.3 |
Values as printed for MSPD-31. Verify critical dimensions before ordering.
- Housing Base
- Solid
- Rolling Element
- Ball Bearing
- Bore Shape
- Straight
- Overall Width (in)
- 2.63
- Overall Length (in)
- 10
- Base Width (in)
- 2.63
- Overall Height (in)
- 5.44
- Bolt Size (in)
- 5/8
- Housing Construction
- One Piece
- Outer Ring Land Profile
- Standard
- Misalignment Type
- Static Only
- Bore Size - Inch
- 1.9375Shaft size chart
- Housing Color
- Black
- Foot Height (in)
- 0.88
- Base to Center Height (in)
- 2.7500
- Cage Material
- PPS - Polyphenylene Sulfide
- Length Through Bore (in)
- 2.625
- 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 Min (in)
- 7.13
- Static Load Rating (lb)
- 6,601
- Shaft Locking Type
- Double Set Screw
- Bearing Insert Finish
- Black Oxide
- Dynamic Load Rating (lb)
- 9,752
- Bearing Insert Material
- 52100 Bearing Steel
- Cage Type
- Land Riding Retainer
- Inner Ring Outside Diameter (in)
- 2.625
- Housing Material
- Cast Iron
- Bolt Spacing Max (in)
- 8.38
- Base Length (in)
- 10.00
- Housing Coating
- Powder Coated
- Maximum Speed (RPM)
- 4500
- Bearing Type
- Medium Duty
- Vibration Frequency Fundamental Train
- 0.0068
- Vibration Frequency Outer Ring Defect
- 0.068
- Max Operating Temperature (F)
- 220
- Centerline to Outermost Bearing Face (in)
- 1.313
- Vibration Frequency Inner Ring Defect
- 0.0987
- End Cap Available
- No
- Grease Fitting Thread Size
- 1/8 NPT
- Fixed vs. Expansion
- Fixed
- Misalignment Capability
- ±2.0° Misalignment - Static Only
- Radial Clearance
- Standard
- Vibration Frequency Roller Spin
- 0.0437
- Lubricant
- Lithium Complex NLGI 2 Grease
- Size Code
- 2-23
- Duty/Series
- Medium
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 43,377
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- MSPD-31
- Mfg. Part Numberi
- 702181
- GDS #i
- GDS-116126
- Categoryi
- Pillow Blocks
- UPCi
- 662461016107
- Inserti
- 3-115D
MSPD-31 options
| Part # | Configuration | Price | View |
|---|---|---|---|
| MSPD-31This part | Base configuration | $465.11 | |
| MSPD-31C | Contact seal | $903.91 | View |
Bearing insert used in this unit
| Part # | Name | Each |
|---|---|---|
| 702054 | 3-115D | $264.35 |
Common Questions
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster MSPD-31, manufacturer article number 702181. Its UPC is 662461016107.
