BK1616 Needle Bearing (Drawn Cup Needle Roller Bearing), ISO 3245

For a 16 mm shaft and a 22 mm housing bore, the BK1616 needle bearing (ISO 3245) is 16 mm wide. Modeled as simplified STEP files.

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

• Also searched as: BK1616 bearing
• Model id: iso3245-bk1616
• Standard: ISO 3245 · size BK1616

Files

Part key	Simplified
iso3245-bk1616	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
Fw	Bore diameter under the rollers		16		16	nominal	L1
D	Outside diameter		22		22	nominal	L1
C	Width		16		16	nominal	L1
Ct	Depth to the closed end	13.3			13.3	single limit (min), modeled at the limit	L1
r	Chamfer dimension	0.8			0.8	single limit (min), modeled at the limit	L1

Drawing

As a PDF: CC-ISO3245-BK-SZ-BK1616.pdf.

The BK1616 needle bearing beside the BK1612 and the BK1812

The BK1616 is number 20 of the 29 ISO 3245 needle bearings published here, listed from BK0306 to BK2526.

• Bore diameter under the rollers (Fw): 16 mm on the BK1616 needle bearing, against 16 mm on the BK1612 and 18 mm on the BK1812.
• Outside diameter (D): 22 mm on the BK1616 needle bearing, against 22 mm on the BK1612 and 24 mm on the BK1812.
• Width (C): 16 mm on the BK1616 needle bearing, against 12 mm on the BK1612 and 12 mm on the BK1812.
• Depth to the closed end (Ct): at least 13.3 mm on the BK1616 needle bearing, against at least 9.3 mm on the BK1612 and at least 9.3 mm on the BK1812.
• Chamfer dimension (r): at least 0.8 mm on the BK1616 needle bearing, the same on the BK1612 and the BK1812.

Other sizes

• One size smaller: BK1612 Needle Bearing (Drawn Cup Needle Roller Bearing), ISO 3245, 16 mm bore, 22 mm OD, 12 mm wide.
• One size larger: BK1812 Needle Bearing (Drawn Cup Needle Roller Bearing), ISO 3245, 18 mm bore, 24 mm OD, 12 mm wide.

Documents

• CC-ISO3245-BK-DS-BK1616.pdf: BK1616 datasheet: values with levels, sources
• CC-ISO3245-BK-SZ-BK1616.pdf: BK1616 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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