(dimensions in mm)
Bearing Type - Shielded
Bore Dia (d) - 80.0000
Outer Dia (D) - 170.0000
Width (B) - 29.0000
Radius (min) (rs) - 2.100
Dynamic Load Rating (Cr) - 123,000
Static Load Rating (Cor) - 86,700
Max Speed (Grease) (X1000 RPM) - 4
Max Speed (Oil) (X1000 RPM) - 5
Max. Shaft Shoulder Dia. Inner (Ui) - 104.5
Min. Housing Shoulder Dia., Outer (Uo) - 159.000
Ball Qty - 8
Ball Dia (Dw) - 28.5750
Weight (g) - 3,670.00
Precision - A1
Standard Clearance - C0
Material - 52100 Chrome steel (or equivalent)
ABEC Grades 1, 3, 5, 7, and 9 are available.
Two metal shields = (ZZ), also available with a single metal shield = (Z).
Hot number:NACHI 2220K FLT NJ 421 MAC N 424 NSK 7026 A NTN 7307BG ISO BK4216 RHP LJ7/8-RS KOYO NAP212-39 JNS NK16/16M KOYO SAPF206-18 SNR UK309+H-23 NTN WBC5-11ZZ IKO NKI-80/25 SKF 54300 NACHI 6012-2Z
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