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MRC 312SZZ Single Row Ball Bearings
MODEL 312SZZ
$194.61 Each
Prices are subject to change
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Returnable: See conditions
Bearing Type
Radial
Cage
Metal
Enclosure
Double Sealed
I.D.
2.362
Locking
None
O.D.
5.118
Item Details
| Manufacturer: | MRC Bearing Service |
|---|---|
| Weight: | 3. 92 lbs. |
| Product Name: | 300-S Medium Series Ball Bearing |
| Description: | 60 mm ID x 130 mm OD x 31 mm Wide; Double Sealed; No Snap Ring; Single Row Radial Steel Bearing |
Specifications
| Inch/Metric | Metric Bore |
|---|---|
| Bore Type | Round Bore |
| I. D. | 60 mm |
| O. D. [Min] | |
| O. D. [Max] | |
| O. D. | 130 mm |
| Width [Min] | |
| Width [Max] | |
| Width | 31 mm |
| Enclosure | Double Sealed |
| 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 | 31 mm |
| Precision Level | Standard (ABEC 1) |
| Preload Level | None |
| Seal Material | Rubber |
| Seal Type | Contact Seals |
| Seal Width | |
| Dynamic Load Rating | 18400 lbf |
| Static Load Rating [Max] | 11700 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 | 31 mm |
| Internal Design | |
| Limiting Speed | |
| Limiting Speed - Grease | 5000 rpm |
| Limiting Speed - Oil | 6000 rpm |
| Limiting Speed - Sealed | 3400 rpm |
| Locking Device | No Locking Device |
| Lube Hole Center | |
| Lubricant | Polyurea Base |
| 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 | |
| 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] | -22 °F |
| Temperature Range [Max] | 250 °F |
| Use With | |
Product Information
| Applications |
|
|---|---|
| Features |
|
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Of all the bearings I have purchased in the last 45 years, these look to be top quality.
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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.
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