(dimensions in mm)
Bearing Type - N
Bore Dia (d) - 50.0000
Outer Dia (D) - 130.0000
Width (B) - 31.0000
Radius (min) (rs) - 2.100
Dynamic Load Rating (Cr) - 139,000
Static Load Rating (Cor) - 136,000
Max Speed (Grease) (X1000 RPM) - 5
Max Speed (Oil) (X1000 RPM) - 6
Max. Shaft Shoulder Dia. Inner (Li) - 70.8
Min. Housing Shoulder Dia., Outer (Lo) - 110.8
Weight (g) - 2,221.00
Precision - RBEC 1
Standard Clearance - C0
Material - 52100 Chrome steel, or equivalent
Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".
Suffix definitions are listed in the Nomenclature Technical document.
This bearing is also available with a retaining ring groove in the outer race, and it can be supplied with the ring (suffix NR) or without the ring (suffix N). Please see the Technical Information Sheet for the groove and ring dimensions.
Hot number:KOYO NU 421 TIMKEN 59175/59429-B OKB 104Q NTN 4T-71453/71751D+A SIGMA 6036 SKF 609/630 MB NSK 6820VV NACHI 80KBE03 INA CSEB030 NSK LM2025 INA GE-30SX FAG NU-440 FAG XLS-43/4 SKF BD-23172 CCK/W33-AOH 3172 G NSK 61918-2Z
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