Pillow Blocks
Sealmaster MP-311
Sealmaster Mounted Cast Iron Two Bolt Pillow Block Ball Bearing - 52100 Bearing Steel, Black Oxided - Setscrew Lock - MP-311
Dynamic Load Rating (lb)
11,789
Rolling Element
Ball Bearing
Seal Type
Felt Labyrinth Seal
Internal Clearance
Standard
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 and dimple for direct lubrication and anti-rotation
Dimensions
| Dim. | Meaning | in | mm |
|---|---|---|---|
| A | 2 3/4 | 69.9 | |
| B | Overall Length | 10 1/4 | 260.4 |
| C | Bolt Spacing Min | 6 9/16 | 166.7 |
| C (max) | Bolt Spacing Max | 7 15/16 | 201.6 |
| D | Base Width | 3 1/8 | 79.4 |
| G | Foot Height | 1 1/16 | 27.0 |
| H | Overall Height | 5 5/8 | 142.9 |
| J | Length Through Bore | 2 9/16 | 65.1 |
| K | Centerline to Outermost Bearing Face | 1 9/16 | 39.7 |
| L | Inner Ring Outside Diameter | 2 63/64 | 75.8 |
Values as printed for MP-311. Verify critical dimensions before ordering.
- Rolling Element
- Ball Bearing
- Seal Type
- Felt Labyrinth Seal
- Internal Clearance
- Standard
- Insert Material
- 52100 Bearing Steel, Black Oxided
- Measure Units
- Metric
- Housing Base
- Solid
- Bore Shape
- Straight
- Radial Dynamic Load Capacity (lb)
- 11,789 lb
- Misalignment
- ±2.0° Misalignment - Static Only
- Housing Construction
- One Piece
- Outer Ring Land Profile
- Standard
- Platform
- Gold Line Ball Bearing
- Duty/Series
- Medium
- Optional Seal
- Contact
- Operating Temperature Range (F)
- -20° to 220°F
- Dynamic Load Rating (N)
- 52,437
- Dynamic Load Rating (lb)
- 11,789
- Bolt Size (in)
- 3/4
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Sealmaster
- Mfg. Catalog Numberi
- MP-311
- Mfg. Part Numberi
- 710223
- GDS #i
- GDS-117613
- Categoryi
- Pillow Blocks
- Inserti
- 5311
Documents & Support
- Sealmaster Mounted Ball Bearings (Regal Rexnord catalog section G) — page G-39View
Common Questions
How do I get a price for the MP-311?
This part is quoted individually. Request a quote from this page and our sales team will respond with current pricing and availability.
What is the minimum order quantity for the MP-311?
The minimum order quantity for the MP-311 is 5 units.
Is this a genuine Sealmaster part?
Yes. GDS Supply supplies the genuine Sealmaster MP-311, manufacturer article number 710223.
