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NTN 7238BG Large Size Ball Bearing
MODEL 7238BG
$25,890.68 Each
Prices are subject to change
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Type
Angular Contact Ball Bearing
Enclosure
Open
Static Load Rating
80000 lbf
Cage Type
High Strength, 2 piece, Machined
Material
High Carbon Chrome Steel
Precision
ISO Class 0
Bore Type
Round
Ball Material
Steel
Cage Material
Brass
Limiting Speed - Oil
2200 RPM
Dynamic Load Rating
61500 lbf
Operating Temperature Range
-40 to 250 °F
Configuration
One
Limiting Speed - Grease
1700 RPM
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 | 2200 RPM |
Limiting Speed - Grease | 1700 RPM |
Precision | ISO Class 0 |
Configuration | One |
Static Load Rating | 80000 lbf355000 N355.00 kN |
Dynamic Load Rating | 61500 lbf273000 N273.00 kN |
Enclosure | Open |
Weight | 50.089 lb22.720 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 7.4803 in190.000 mm |
D | 13.3858 in340.000 mm |
B | 2.1654 in55.000 mm |
r | 0.1575 in4.000 mm |
r1 | 0.0591 in1.500 mm |
Contact Angle | 40 |
a (Load Center) | 5.4724 in139.000 mm |
da min | 8.1890 in208.000 mm |
Da max | 12.6772 in322.000 mm |
Db max | 13.0512 in331.500 mm |
ras max | 0.1181 in3.000 mm |
r1as max | 0.0591 in1.500 mm |
Double Row Width | 4.3307 in110.000 mm |
Triple Row Width | 6.4961 in165.000 mm |
Quadruple Row Width | 8.6614 in220.000 mm |
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