44.9994mm ID Bearings | McMaster-Carr

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System of Measurement

Shaft Diameter

Bearing Trade Number

Width

For Load Direction

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Bearing Type

Dynamic Radial Load Capacity

For Housing ID

Lubricant

Shaft Type

Ball Bearing Profile

Lubrication

DFARS Compliance

Static Radial Load Capacity

Radial Clearance Trade Number

Radial Clearance

REACH Compliance

Ball Material

RoHS Compliance

Inner Ring Type

2 Products

Open bearings dissipate heat more efficiently than shielded and sealed bearings.

Sealed bearings block out dust and other contaminants better than open and shielded bearings, but retain the most heat.

For technical drawings and 3-D models, click on a part number.

Open

					Radial Load Cap., lbs.
Bearing Trade Number	For Shaft Dia.	For Housing ID	Wd.	Ring Material	Dynamic	Static	Max. Speed, rpm	Lubrication	Temp. Range, °F	ABEC Rating		Each
6209	45mm	85mm	19mm	Steel	6,200	4,150	7,700	Lubricated	-20° to 230°	ABEC-1	00000000	000000

Sealed

					Radial Load Cap., lbs.
Bearing Trade Number	For Shaft Dia.	For Housing ID	Wd.	Ring Material	Dynamic	Static	Max. Speed, rpm	Lubrication	Temp. Range, °F	ABEC Rating		Each
6309-2RS	45mm	100mm	25mm	Steel	11,900	6,800	6,700	Lubricated	-20° to 230°	ABEC-1	00000000	000000