BK1010 Needle Bearing (Drawn Cup Needle Roller Bearing), ISO 3245

For a 10 mm shaft and a 14 mm housing bore, the BK1010 needle bearing (ISO 3245) is 10 mm wide. Modeled as simplified STEP files.

How these parts are made, and what the levels mean: read the method

• Also searched as: BK1010 bearing
• Model id: iso3245-bk1010
• Standard: ISO 3245 · size BK1010

Files

Part key	Simplified
iso3245-bk1010	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
Fw	Bore diameter under the rollers		10		10	nominal	L1
D	Outside diameter		14		14	nominal	L1
C	Width		10		10	nominal	L1
Ct	Depth to the closed end	8.4			8.4	single limit (min), modeled at the limit	L1
r	Chamfer dimension	0.4			0.4	single limit (min), modeled at the limit	L1

Drawing

As a PDF: CC-ISO3245-BK-SZ-BK1010.pdf.

The BK1010 needle bearing beside the BK0912 and the BK1012

The BK1010 is number 10 of the 29 ISO 3245 needle bearings published here, listed from BK0306 to BK2526.

• Bore diameter under the rollers (Fw): 10 mm on the BK1010 needle bearing, against 9 mm on the BK0912 and 10 mm on the BK1012.
• Outside diameter (D): 14 mm on the BK1010 needle bearing, against 13 mm on the BK0912 and 14 mm on the BK1012.
• Width (C): 10 mm on the BK1010 needle bearing, against 12 mm on the BK0912 and 12 mm on the BK1012.
• Depth to the closed end (Ct): at least 8.4 mm on the BK1010 needle bearing, against at least 10.4 mm on the BK0912 and at least 10.4 mm on the BK1012.
• Chamfer dimension (r): at least 0.4 mm on the BK1010 needle bearing, the same on the BK0912 and the BK1012.

Other sizes

• One size smaller: BK0912 Needle Bearing (Drawn Cup Needle Roller Bearing), ISO 3245, 9 mm bore, 13 mm OD, 12 mm wide.
• One size larger: BK1012 Needle Bearing (Drawn Cup Needle Roller Bearing), ISO 3245, 10 mm bore, 14 mm OD, 12 mm wide.

Documents

• CC-ISO3245-BK-DS-BK1010.pdf: BK1010 datasheet: values with levels, sources
• CC-ISO3245-BK-SZ-BK1010.pdf: BK1010 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

koyo-bs007-bk, ntn-bearingfinder-bk, schaeffler-hr1-bk. Full citations: the method page and this size's datasheet.

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