We never sell your data to third parties
NTN NN3015KC9NAP4 is a double row cylindrical roller bearing with a 75 mm bore and tapered bore (1:12). The NN type configuration has no flanges on the outer ring, allowing axial expansion. Features a machined brass cage and P4 precision class for high-speed, high-accuracy applications such as machine tool spindles.
MODEL NN3015KC9NAP4
$719.91 Each
Prices are subject to change
FREE SHIPPING ON ORDERS OVER $100
Select Quantity
Typically Ships in: 1 day
Returnable:No
B (in)
1.1811
Bore Type
Tapered
Bore type
Tapered
C (in)
1.1811
Cage Material
High Strength, 2 piece, Machined Brass
Cage material
High strength, 2 piece, machined brass
Configuration
Two
D (in)
4.5276
d (in)
2.9528
Da max
4.1732 in
da min
3.2087 in
Db max
4.2717 in
db min
3.3071 in
Db min
4.1732 in
Dynamic Load Rating
21700 lbf
Dynamic load rating
21700 lbf
Enclosure
Open
Ew
4.1339 in
I.D.
75 mm
Limiting Speed - Grease
5400 RPM
Limiting speed - grease
5400 RPM
Limiting Speed - Oil
6300 RPM
Limiting speed - oil
6300 RPM
Material
Hardened alloy steel
O.D.
115 mm
Oil Hole
w/o Oil Hole
Oil hole
w/o Oil Hole
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 4
r (in)
0.0433
Radial Internal Clearance
C9NA
Radial internal clearance
C9NA
ras max
0.0394 in
Static Load Rating
33500 lbf
Static load rating
33500 lbf
Taper
1 to 12
Type
Cylindrical Roller Bearing
Technical Specifications
Type | Cylindrical Roller Bearing |
Bore Type | Tapered |
Material | Hardened Alloy Steel |
Cage Material | High Strength, 2 piece, Machined Brass |
Limiting Speed - Oil | 6300 RPM |
Limiting Speed - Grease | 5400 RPM |
Taper | 1:12 |
Precision | ISO Class 4 |
Configuration | Two |
Oil Hole | w/o Oil Hole |
Radial Internal Clearance | C9NA |
Static Load Rating | 33500 lbf149000 N149.00 kN |
Dynamic Load Rating | 21700 lbf96500 N96.50 kN |
Enclosure | Open |
| 2.346 lb1.064 kg | |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 2.9528 in75.000 mm |
D | 4.5276 in115.000 mm |
B | 1.1811 in30.000 mm |
C | 1.1811 in30.000 mm |
Ew | 4.1339 in105.000 mm |
r | 0.0433 in1.100 mm |
da min | 3.2087 in81.500 mm |
db min | 3.3071 in84.000 mm |
Da max | 4.1732 in106.000 mm |
Db min | 4.1732 in106.000 mm |
Db max | 4.2717 in108.500 mm |
ras max | 0.0394 in1.000 mm |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
| Brand | Teco-Westinghouse |
| Model | XP7/52 |
