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Four Point Ball Bearings
MODEL QJ318
$3,289.71 Each
Prices are subject to change
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a (in)
3.1890
B (in)
1.6535
Ball material
Steel
Ball Material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Brass
Cage material
Brass
Cage Type
High Strength, 2 piece, Machined
Cage type
High strength, 2 piece, machined
Configuration
One
Contact Angle
30 °
Contact angle
30 º
D (in)
7.4803
d (in)
3.5433
Da max
6.9291 in
da min
4.0945 in
Dynamic Load Rating
47500 lbf
Dynamic load rating
47500 lbf
Enclosure
Open
Limiting Speed - Grease
2800 RPM
Limiting speed - grease
2800 RPM
Limiting speed - oil
3800 RPM
Limiting Speed - Oil
3800 RPM
Material
High Carbon Chrome Steel
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision
Class 0
r (in)
0.1181
Radial internal clearance
CN
Radial Internal Clearance
CN
ras max
0.0984 in
Static load rating
92000 lbf
Static Load Rating
92000 lbf
Type
Four-Point Contact Ball Bearing
Technical Specifications
Type | Four-Point 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 | 3800 RPM |
Limiting Speed - Grease | 2800 RPM |
Precision | Class 0 |
Configuration | One |
Contact Angle | 30 |
Radial Internal Clearance | CN |
Static Load Rating | 92000 lbf410000 N410.00 kN |
Dynamic Load Rating | 47500 lbf212000 N212.00 kN |
Enclosure | Open |
Weight | 13.911 lb6.310 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
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