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NTN NJ244 Large Size Cylindrical Roller Bearing 203.2
MODEL NJ244
$24,637.31 Each
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Bore Type
Round
Cage Material
High Strength, 2 piece, Machined Brass
Configuration
One
Dynamic Load Rating
171000 lbf
Enclosure
Open
Limiting Speed - Grease
1600 RPM
Limiting Speed - Oil
1900 RPM
Material
Hardened Alloy Steel
Oil Hole
w/o Oil Hole
Operating Temperature Range
-40 to 250 °F
Radial Internal Clearance
CN
Static Load Rating
243000 lbf
Tolerance
ISO Class 0 (RBEC 1)
Type
Cylindrical Roller Bearing
Technical Specifications
Type | Cylindrical Roller Bearing |
Bore Type | Round |
Material | Hardened Alloy Steel |
Cage Material | High Strength, 2 piece, Machined Brass |
Limiting Speed - Oil | 1900 RPM |
Limiting Speed - Grease | 1600 RPM |
Configuration | One |
Tolerance | ISO Class 0 (RBEC 1) |
Oil Hole | w/o Oil Hole |
Radial Internal Clearance | CN |
Static Load Rating | 243000 lbf1080000 N1080.00 kN |
Dynamic Load Rating | 171000 lbf760000 N760.00 kN |
Enclosure | Open |
Weight | 83.114 lb37.700 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 8.6614 in220.000 mm |
D | 15.7480 in400.000 mm |
B | 2.5591 in65.000 mm |
Fw | 10.6299 in270.000 mm |
J | 11.2598 in286.000 mm |
r | 0.1575 in4.000 mm |
da min | 9.2913 in236.000 mm |
db min | 9.2913 in236.000 mm |
Da max | 15.1181 in384.000 mm |
Db max | 15.1181 in384.000 mm |
Db min | 13.9764 in355.000 mm |
r1as max | 0.1181 in3.000 mm |
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