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Cylindrical Roller Bearing - Separable Inner Ring w/ One Rib, Outer Ring w/ Two Ribs
MODEL NJ311EG15
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$102.84 Each
Prices are subject to change
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
Bore Type
Round
Cage Material
Pressed Steel
Configuration
One
Dynamic Load Rating
25000 lbf
Enclosure
Open
Limiting Speed - Grease
5900 RPM
Limiting Speed - Oil
7000 RPM
Material
Hardened Alloy Steel
Oil Hole
w/o Oil Hole
Operating Temperature Range
-40 to 250 °F
Outside Ring Type
Two Ribbed Outer Ring
Precision
ISO Class 0
Radial Internal Clearance
CN
Static Load Rating
25000 lbf
Tolerance
ISO Class 0 (RBEC 1)
Type
Cylindrical Roller Bearing
Specifications
Bearing Data Sheet | ||
---|---|---|
Single Row Cylindrical Roller Bearings | ||
NTN Part Number | NJ311E | |
Weight | N/A (lbs) / N/A (kg) |
Dimensions | Features/Options | ||||
---|---|---|---|---|---|
Dimension | Imperial | Metric | Option | Code | Description |
Bore d O.D.D. Width B or W rs min r1s min Fw Ew J da min db min dc max dd min de min Da max Db max Db min ras max r1as max |
2.1654 (in) 4.7244 (in) 1.1417 (in) 0.0787 (in) 0.0787 (in) 2.7756 (in) 3.0591 (in) 2.5197 (in) 2.7165 (in) 2.8346 (in) 3.1496 (in) 4.3701 (in) 0.0787 (in) 0.0787 (in) |
55.000 (mm) 120.000 (mm) 29.000 (mm) 2.000 (mm) 2.000 (mm) 70.500 (mm) 77.700 (mm) 64.000 (mm) 69.000 (mm) 72.000 (mm) 80.000 (mm) 111.000 (mm) 2.000 (mm) 2.000 (mm) |
Prefix Series Internal Clr. Tolerance |
E NJ3 |
Bearing with carburized rings NJ3 Cylindrical Series Normal radial clearance ISO class 0 |
Basic Load Ratings | Limiting Speeds | ||||
---|---|---|---|---|---|
Static Dynamic |
32,000 (LBF) 31,000 (LBF) |
143,000 (N) 137,000 (N) |
Oil Seals Grease |
6,300.00 (RPM) N/A 5,300.00 (RPM) |
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