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MRC 311S Single Row Ball Bearings
MODEL 311S
Contact supplier for technical support on: 888 753 3477
$140.52 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: See conditions
Bearing Type
Radial
Cage
Metal
Enclosure
Open
I.D.
2.165
Locking
None
O.D.
4.724
Item Details
| Manufacturer: | MRC Bearing Service |
|---|---|
| Weight: | 3. 053 lbs. |
| Product Name: | 300-S Medium Series Ball Bearing |
| Description: | 55 mm ID x 120 mm OD x 29 mm Wide; Open; No Snap Ring; Single Row Radial Steel Bearing |
Specifications
| Inch/Metric | Metric Bore |
|---|---|
| Bore Type | Round Bore |
| I. D. | 55 mm |
| O. D. [Min] | |
| O. D. [Max] | |
| O. D. | 120 mm |
| Width [Min] | |
| Width [Max] | |
| Width | 29 mm |
| Enclosure | Open |
| Rows of Balls | Single |
| Material | Steel |
| O. D. Type | Straight |
| Bearing Type | Radial |
| Precision | Standard |
| Radial Internal Clearance Specification | Normal Clearance |
| Ambient Temperature Range [Min] | |
| Ambient Temperature Range [Max] | |
| Ball Material | Steel |
| Cage Type | Metal |
| Capacity | Standard Capacity |
| Contact Angle | 0° |
| Guide Type | |
| Lubrication | |
| Outer Ring Width | 29 mm |
| Precision Level | Standard (ABEC 1) |
| Preload Level | None |
| Seal Material | None |
| Seal Type | Unsealed |
| Seal Width | |
| Dynamic Load Rating | 16100 lbf |
| Static Load Rating [Max] | 10100 lbf |
| Ball Dia. | |
| Bearing Design | |
| Bore B | |
| Cage Material | Steel |
| Collar No. | |
| Collar O. D. | |
| Collar Width | |
| Corner Radius [Min] | |
| Eccentric Collar Offset | |
| Fillet Radius | 2 mm |
| Flange O. D. [Max] | |
| Flange O. D. | |
| Flange Width [Max] | |
| Flange Width | |
| Flush Ground | |
| Housing Shoulder Diameter [Min] | |
| Housing Shoulder Diameter [Max] | |
| Housing Shoulder Diameter | |
| Industry Standard Part # | |
| Inner Ring O. D. | |
| Inner Ring Offset | |
| Inner Ring Width | 29 mm |
| Internal Design | |
| Limiting Speed | |
| Limiting Speed - Grease | 5600 rpm |
| Limiting Speed - Oil | 6700 rpm |
| Limiting Speed - Sealed | 3800 rpm |
| Locking Device | No Locking Device |
| Lube Hole Center | |
| Lubricant | Oil Preservative |
| Misalignment Range | |
| No. in Set | Single Bearing |
| No. of Balls | |
| O. D. (B) | |
| Outer Ring | |
| Outer Ring Inner Diameter | |
| Outer Ring Size | |
| Peak Running Torque (mg-mm) | |
| Peak Starting Torque (mg-mm) | |
| Pre Lubricant | None |
| Preload Amount | |
| Radial Internal Clearance | Normal |
| Radial Load Rating [Max] | |
| Radial Rigidity (lbf/µm) | |
| Reference Speed | |
| Seal O. D. | |
| Seal Protection Width | |
| Seating Washer | |
| Series | |
| Set Screw Offset | |
| Set Screw Size | |
| Shaft Shoulder Diameter [Min] | |
| Shaft Tolerance | |
| Snap Ring | No Snap Ring |
| Snap Ring O. D. | |
| Snap Ring Offset | |
| Snap Ring Thickness | |
| Special Features | |
| Stamping | |
| Static Thrust Load Rating [Max] | |
| Temperature Range [Min] | |
| Temperature Range [Max] | 450 °F |
| Use With | |
Product Information
| Applications |
|
|---|---|
| Features |
|
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SKU: 1133538
Motor bearings
Of all the bearings I have purchased in the last 45 years, these look to be top quality.
Read moreSKU: 1133536
Great bearings, great price!
I am rebuilding an old Delta/Rockwell drill press and was having trouble finding the correct replacement bearings at a reasonable price from my usual go-to online dealers; from those that even had them available. Shipping times where reasonable. Competitively priced at time of purchase. Stock status was available, had to use contact link to make sure they were available to ship. Would be very nice if real-time in-stock status could be available while hunting down need parts, but in the long run it's not that big of deal. The stock status email back following the inquire was quick with a quoted price and purchase link.
Read more