Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA48-NA49-Series – NA4848

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ITEM NUMBER

NA4848

Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series

d240,000 mmBore

D300,000 mmOutside diameter

B60,000 mmWidth

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TECHNICAL DATA

Specifications for NA4848

Units

Technical Specifications

Type: Needle Roller Bearing
Bore Type: Round
Material: High Carbon Chrome Steel
Cage Material: Steel
Limiting Speed - Oil: 1500.0 RPM
Limiting Speed - Grease: 1000 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: 1080000 N
Dynamic Load Rating: 360000 N
Weight: 10.000 kg
Operating Temperature Range: -40 to 120 ºC

Dimensional Specifications

d: 240.000 mm
D: 300.000 mm
F: 265.000 mm
B: 60.000 mm
r: 2.000 mm
s: 2.000 mm
da min: 249.000 mm
Da max: 291.000 mm
ras max: 2.000 mm

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