6XXX series, closed type
6XXX Series, Closed Type
6XXX Series, Closed Type Description:

THB Deep groove ball bearings are versatile, self-retaining bearings with solid outer rings, inner rings and ball and cage assemblies. Single and double rows are available. Open, seals(suffix 2RS) and shields(suffix 2Z) type are available. Open bearings are suitable for high to very high speeds. Bearings with the suffix 2RS1 have lip seals on both sides made from nitrile butadiene rubber NBR and are suitable for moderate speeds.

Single and double rows are available.
Open, seals(suffix 2RS) and shields(suffix 2Z) type are available.

Open bearings are suitable for high to very high speeds.

Suffix N means snap ring groove in the outer ring.        

Suffix NR means  Snap ring groove in the outer ring with snap ring

Product List
Designation (sealed
both sides)
Designation (sealed
one sides)
Principal dimensions
(d) (mm)
Principal dimensions
(D) (mm)
Principal dimensions
(B) (mm)
Basic load ratings
(dynamic) (C) (KN)
Basic load ratings
(static) (C0) (KN)
Fatigue load
limit (Pu)
Speed ratings
(Reference speed)
(r/min)
Speed ratings
(Limting speed)
(r/min)
Mass (kg)
623-2Z 623-Z 3 10 4 0.47628 0.15876 0.007 130 000 60 000 0.0015
623-2RS 623-RS1 3 10 4 0.47628 0.15876 0.007 - 40 000 0.0015
628/4-2Z - 4 9 3.5 0.47628 0.15876 0.007 140 000 70 000 0.001
638/4-2Z - 4 9 4 0.47628 0.15876 0.007 140 000 70 000 0.0013
619/4-2Z - 4 11 4 0.63504 0.20286 0.01 130 000 63 000 0.0017
604-2Z 604-Z 4 12 4 0.714420 0.24696 0.012 120 000 60 000 0.0021
624-2Z 624-Z 4 13 5 0.82908 0.25578 0.012 110 000 53 000 0.0031
634-2Z 634-Z 4 16 5 0.97902 0.33516 0.016 95 000 48 000 0.0054
634-2RZ 634-RZ 4 16 5 0.97902 0.33516 0.016 95 000 48 000 0.0054
634-2RS 634-RS1 4 16 5 0.97902 0.33516 0.016 - 28 000 0.0054
Total 29 Page 283 Records 1234567891011 End
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