NTN 7900U
Single Angular Contact Ball Bearings - Ultage Type
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Angular Contact Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Fiber Glass Reinforced
Cage Material
Nylon
Ball Material
Steel
Limiting Speed - Oil
73200 RPM
Limiting Speed - Grease
53700 RPM
Configuration
One
Static Load Rating
1530 N
Dynamic Load Rating
2950 N
Enclosure
Open
Weight
0.010 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
10.000 mm
D
22.000 mm
B
6.000 mm
d1
14.300 mm
d2
13.500 mm
D1
17.700 mm
D2
19.300 mm
r
0.300 mm
r1
0.150 mm
Contact Angle
30 º
a (Load Center)
7.700 mm
da min
12.500 mm
Da max
19.500 mm
Db max
20.800 mm
ras max
0.300 mm
r1as max
0.150 mm
Double Row Width
12.000 mm
Triple Row Width
18.000 mm
Quadruple Row Width
24.000 mm
Smooth-Glide Linear Ball Slide for Precise Motion
Shell News
Shell News
This Linear Ball Slide lets things slide slowly, softly, and calmly now that it has even more precise...
High-Strength Wear Sleeves for Shaft Guarding
Shell Brand
Shell Brand
High‑strength wear sleeves help protect the shaft by adding a tough but smooth layer around it. They...
Smooth Drive Technology with Cylindrical Roller Bearing
Shell News
Shell News
When a machine has a smooth drive, it moves without making any noise or bumps. So, even when going very...
High-Performance Needle Roller Bearings for Heavy Loads
Shell News
Shell News
Needle roller bearings are small parts that are very strong. They help machines move and work every day....
Buy Durable Stainless Steel Ball Bearings for Better Quality
Shell News
Shell News
Durable and long-lasting stainless steel ball bearings are the exact choice for keeping the machine running...
Precision Bearings Distributor: Tailored Solution, Expertise
Shell News
Shell News
Machines keep the world working. From trains to tools, every machine needs bearings. Bearings help them...
Buy Sealed Needle Roller bearings for Industrial Solutions
Shell Brand
Shell Brand
Sealed needle roller bearings are the exact quality bearings that are suitable for various types of industrial...
High Precision Bearings for Enhanced Industrial Performance
Shell News
Shell News
Machines have numerous small parts, but some are more crucial than others. High precision bearings are...
Durable Hydraulic Seals for Hydraulic Systems and Equipment
Shell News
Shell News
Durable hydraulic seals keep the lubricant fluid inside and resist the dirt to enter the water. It protects...
Durable Spherical Roller Bearings for Heavy Machinery
Shell News
Shell News
Spherical roller bearings are the main part that keeps the machine running smoothly. For the long projects...
