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NTN NA4912R MACHINED RING NRB(RACE)
MODEL NA4912R
$420.91 Each
Prices are subject to change
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Typically Ships in: 1 day
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 | 6000 RPM |
Limiting Speed - Grease | 4000 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 | 24300 lbf108000 N108.00 kN |
Dynamic Load Rating | 13800 lbf61500 N61.50 kN |
Weight | 0.941 lb0.427 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 2.3622 in60.000 mm |
D | 3.3465 in85.000 mm |
F | 2.6772 in68.000 mm |
B | 0.9843 in25.000 mm |
r | 0.0394 in1.000 mm |
s | 0.0591 in1.500 mm |
da min | 2.5591 in65.000 mm |
Da max | 3.1496 in80.000 mm |
ras max | 0.0394 in1.000 mm |
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