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NTN NA4918R Machined Ring Needle Roller Bearing(Race)
MODEL NA4918R
$1,310.79 Each
Prices are subject to change
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Returnable:No
Bearing Type
Needle roller bearing
Cage
Steel
Enclosure
Open
Material
High carbon chrome steel
Technical Specifications
Type | Needle Roller Bearing |
Bore Type | Round |
Material | High Carbon Chrome Steel |
Cage Material | Steel |
Limiting Speed - Oil | 3800 RPM |
Limiting Speed - Grease | 2500 RPM |
Precision | ISO Class 0 |
Configuration | One |
Enclosure | Open |
Bearing Design | w/ Inner Ring |
Oil Hole | w/ Oil Hole |
Radial Internal Clearance | CN |
Static Load Rating | 56500 lbf252000 N252.00 kN |
Dynamic Load Rating | 26100 lbf116000 N116.00 kN |
Weight | 2.888 lb1.310 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 3.5433 in90.000 mm |
D | 4.9213 in125.000 mm |
F | 4.1339 in105.000 mm |
B | 1.3780 in35.000 mm |
r | 0.0433 in1.100 mm |
s | 0.0394 in1.000 mm |
da min | 3.7992 in96.500 mm |
Da max | 4.6654 in118.500 mm |
ras max | 0.0394 in1.000 mm |
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