NTN 7948
Single Angular Contact Ball Bearings
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Angular Contact Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
High Strength, 2 piece, Machined
Cage Material
Brass
Ball Material
Steel
Limiting Speed - Oil
2400 RPM
Limiting Speed - Grease
1800 RPM
Configuration
One
Static Load Rating
255000 N
Dynamic Load Rating
193000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
240.000 mm
D
320.000 mm
B
38.000 mm
r
2.100 mm
r1
1.100 mm
Contact Angle
30 º
a (Load Center)
100.000 mm
da min
252.000 mm
Da max
308.000 mm
Db max
313.000 mm
ras max
2.000 mm
r1as max
1.000 mm
Double Row Width
76.000 mm
Triple Row Width
114.000 mm
Quadruple Row Width
152.000 mm
