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NTN NNU4921 Bearing Details：

Bearing Name NNU4921 New Model NNU4921 Old Model 4482921 bearing product Model NNU4921 Category Cylindrical Roller Bearings Brand NTN Bearing Inner Diameter d ( mm ) 105 Outer Diameter D ( mm ) 145 Thickness B ( mm ) 40

NTN NNU4921 Bearing   Bearing Size and Drawing：

Model	Inner Diameter d(mm)	Outer Diameter D(mm)	thickness B(mm)	Brand	Type
TBS 71921 C/ DB Bearing	105	145	40	TBS	Angular Contact Ball Bearings
KOYO 7921 CDB Bearing	105	145	40	KOYO	Angular Contact Ball Bearings
TBS NNU4921BK/SPW3 Bearing	105	145	40	TBS	Cylindrical Roller Bearings
NSK NNU4921K Bearing	105	145	40	NSK	Cylindrical Roller Bearings
NACHI NNU4921 Bearing	105	145	40	NACHI	Cylindrical Roller Bearings
FAG 71921 C/ DF Bearing	105	145	40	FAG	Angular Contact Ball Bearings
MRC 71921 C/ DB Bearing	105	145	40	MRC	Angular Contact Ball Bearings
BARDEN 71921 C/ DB Bearing	105	145	40	BARDEN	Angular Contact Ball Bearings
KOYO NNU4921 Bearing	105	145	40	KOYO	Cylindrical Roller Bearings
BARDEN 71921 C/ DF Bearing	105	145	40	BARDEN	Angular Contact Ball Bearings

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