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NTN 742028/GNP4 Large Size Ball Bearing
MODEL 742028/GNP4
$24,704.20 Each
Prices are subject to change
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Type
Thrust Ball Bearing
Enclosure
Open
Static Load Rating
75500 lbf
Dynamic Load Rating
29200 lbf
Material
High Carbon Chrome Steel
Precision
ISO Class 4
Bore Type
Round
Ball Material
Steel
Cage Material
Brass
Limiting Speed - Oil
3300 RPM
Cage Type
Machined
Operating Temperature Range
-40 to 250 °F
Configuration
Two
Outside Ring Type
Straight
Limiting Speed - Grease
2500 RPM
Technical Specifications
Type | Thrust Ball Bearing |
Bore Type | Round |
Outside Ring Type | Straight |
Material | High Carbon Chrome Steel |
Cage Type | Machined |
Cage Material | Brass |
Ball Material | Steel |
Limiting Speed - Oil | 3300 RPM |
Limiting Speed - Grease | 2500 RPM |
Seal Type | None |
Seal Material | None |
Precision | ISO Class 4 |
Configuration | Two |
Static Load Rating | 75500 lbf335000 N335.00 kN |
Dynamic Load Rating | 29200 lbf130000 N130.00 kN |
Enclosure | Open |
Weight | 15.851 lb7.190 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 5.5118 in140.000 mm |
D | 8.2677 in210.000 mm |
C | 1.6535 in42.000 mm |
T1 | 2.7165 in69.000 mm |
J | 6.8898 in175.000 mm |
Ew | 7.5197 in191.000 mm |
r | 0.0787 in2.000 mm |
r1 | 0.0394 in1.000 mm |
Contact Angle | 45 |
da min | 6.4567 in164.000 mm |
Da max | 6.4567 in164.000 mm |
ras max | 0.0787 in2.000 mm |
r1as max | 0.0394 in1.000 mm |
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