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ITEM NUMBER
RNAO-18X30X12
Machined-Ring Needle Roller Bearings - Separable Type w/o Inner Ring
d—Bore
D30,000 mmOutside diameter
B—Width
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for RNAO-18X30X12
Units
Technical Specifications
- Type
- Machined-Ring Needle Roller Bearing, Separable Type
- Configuration
- One
- Bearing Design
- w/o Inner Ring
- Material
- High Carbon Chrome Steel
- Cage Material
- Steel
- Limiting Speed - Oil
- 21000 RPM
- Limiting Speed - Grease
- 14000.0 RPM
- Precision
- ISO Class 0
- Enclosure
- Open
- Static Load Rating
- 13800 N 3100 lbf
- Dynamic Load Rating
- 12300 N 2770 lbf
- Weight
- 0.035 kg 0.077 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- Fw
- 18.000 mm 0.7087 in
- D
- 30.000 mm 1.1811 in
- E
- 24.000 mm 0.9449 in
- C
- 12.000 mm 0.4724 in
- r
- 0.300 mm 0.0118 in
- Da max
- 28.000 mm 1.1024 in
- db min
- 23.600 mm 0.9291 in
- ras max
- 0.300 mm 0.0118 in
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