Item # 7MC3-NU220EGRBC4, Ceramic Coated Cylindrical Roller Bearing On NTN Bearing Corp. of America

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Technical Specifications

Type	N/A Cylindrical Roller Bearing
Bore Type	N/A Round
Material	N/A Hardened Alloy Steel
Cage Material	N/A High Strength Machined Brass Rivetless w/ square holes
Limiting Speed - Oil	N/A 4100 RPM
Limiting Speed - Grease	N/A 3500 RPM
Ring Separation	N/A Separable Inner Ring
Ring Shoulders	N/A 2 Outer Ring
Precision	N/A ISO Class 0
Configuration	N/A One
Tolerance	N/A ISO Class 0 (RBEC 1)
Oil Hole	N/A w/o Oil Hole
Clearance	N/A C3
Static Load Rating	N/A 68500 lbf305000 N305.00 kN
Dynamic Load Rating	N/A 56000 lbf249000 N249.00 kN
Enclosure	N/A Open
Weight	N/A 7.496 lb3.400 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Megaohm Cylindrical Roller Bearings - Dimensions
d	N/A 3.9370 in100.000 mm
D	N/A 7.0866 in180.000 mm
B	N/A 1.3386 in34.000 mm
Fw	N/A 4.6850 in119.000 mm
r	N/A 0.0787 in2.000 mm
da min	N/A 4.3701 in111.000 mm
Da max	N/A 6.6535 in169.000 mm
r1as max	N/A 0.0787 in2.000 mm