698, 698-2Z, 698-2RS Ball Bearing, ISO 15

For an 8 mm shaft and a 19 mm housing bore, the 698 ball bearing (ISO 15) is 6 mm wide. Modeled as simplified STEP files.

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

• Also searched as: 698 bearing, 698-2Z bearing, 698-2RS bearing
• Model id: iso15-698
• Standard: ISO 15 · size 698

Versions

Designation	What differs	Part key	Simplified
698	open	iso15-698	STEP
698-2Z	2Z (shielded)	iso15-698-2z	STEP
698-2RS	2RS (sealed)	iso15-698-2rs	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d	Bore diameter		8		8	nominal	L1
D	Outside diameter		19		19	nominal	L1
B	Width		6		6	nominal	L1
r	Chamfer dimension	0.3			0.3	single limit (min), modeled at the limit	L1

Drawing

As a PDF: CC-ISO15-SZ-698.pdf.

Load ratings and speeds

What NSK's web catalogue (nsk-dgbb) lists for its open bearing of this designation. Limiting speeds are for the open bearing; a shielded or sealed bearing has its own, lower ones.

• Basic Load Ratings, Cr: 2460 N
• Basic Load Ratings, C0r: 910 N
• Limiting Speeds, Grease: 36000 min-1
• Limiting Speeds, Oil (Oil-bath): 43000 min-1

The 698 ball bearing beside the 627 and the 608

The 698 is number 18 of the 71 ISO 15 ball bearings published here, listed from 693 to 6306.

• Bore diameter (d): 8 mm on the 698 ball bearing, against 7 mm on the 627 and 8 mm on the 608.
• Outside diameter (D): 19 mm on the 698 ball bearing, against 22 mm on the 627 and 22 mm on the 608.
• Width (B): 6 mm on the 698 ball bearing, against 7 mm on the 627 and 7 mm on the 608.
• Chamfer dimension (r): at least 0.3 mm on the 698 ball bearing, the same on the 627 and the 608.

Other sizes

• One size smaller: 627 Ball Bearing, ISO 15, 7 mm bore, 22 mm OD, 7 mm wide.
• One size larger: 608 Ball Bearing, ISO 15, 8 mm bore, 22 mm OD, 7 mm wide.

Documents

• CC-ISO15-DS-698.pdf: 698 datasheet: values with levels, sources
• CC-ISO15-SZ-698.pdf: 698 drawing: this size's values on the views
• parts.json: the part record of this size (the platform contract)

Sources

nsk-dgbb, ntn-bearingfinder-dgbb. Full citations: the method page and this size's datasheet.

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