6300 Series Radial Ball Bearings – Medium Duty Metric

2RS

Metric sizing
Medium duty performance
Grooved raceways sustain moderate axial loads in both directions and radial loads
Balls separated by steel cages for high-speed operation
Constructed from high-quality SAE-52100 chromium bearing steel
Available as sealed (2RS), shielded (ZZ) or open
Many available with snap ring (NR suffix)

Specifications:
ABT Bearing No.	6304 2RS/C3 PRX
Bore diameter (d)	20 mm
Outer diameter (D)	52 mm
Width (B)	15 mm
Basic Load Rating
Dynamic	3580 lbs
Static	1780 lbs
Speed Rating
Grease	9000 RPM
Oil	11000 RPM
Weight	0.320 lbs
ABEC Rating	ABEC 1
Grease	Mobil Polyrex EM, 30-40% free volume fill
Radial Internal Clearance (C3)	0.012 to 0.028 mm (0.0005 to 0.0011 inch)
Tolerance
Inner Ring (d)	+0 to -0.1 mm (+0 to -0.0004 inch)
Outer Ring (D)	+0 to -0.013 mm (+0 to -0.0005 inch)
Width (W)	+0 to -0.12 mm (+0 to -0.0047 inch)