627, 627-2Z, 627-2RS Ball Bearing, ISO 15

The 627 ball bearing (ISO 15) has a 7 mm bore, a 22 mm outside diameter and a width of 7 mm. Get it as simplified STEP files.

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

• Also searched as: 627 bearing, 627-2Z bearing, 627-2RS bearing
• Model id: iso15-627
• Standard: ISO 15 · size 627

Versions

Designation	What differs	Part key	Simplified
627	open	iso15-627	STEP
627-2Z	2Z (shielded)	iso15-627-2z	STEP
627-2RS	2RS (sealed)	iso15-627-2rs	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d	Bore diameter		7		7	nominal	L1
D	Outside diameter		22		22	nominal	L1
B	Width		7		7	nominal	L1
r	Chamfer dimension	0.3			0.3	single limit (min), modeled at the limit	L1

Drawing

As a PDF: CC-ISO15-SZ-627.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: 3650 N
• Basic Load Ratings, C0r: 1370 N
• Limiting Speeds, Grease: 30000 min-1
• Limiting Speeds, Oil (Oil-bath): 36000 min-1

The 627 ball bearing beside the 607 and the 698

The 627 is number 17 of the 71 ISO 15 ball bearings published here, listed from 693 to 6306.

• Bore diameter (d): 7 mm on the 627 ball bearing, against 7 mm on the 607 and 8 mm on the 698.
• Outside diameter (D): 22 mm on the 627 ball bearing, against 19 mm on the 607 and 19 mm on the 698.
• Width (B): 7 mm on the 627 ball bearing, against 6 mm on the 607 and 6 mm on the 698.
• Chamfer dimension (r): at least 0.3 mm on the 627 ball bearing, the same on the 607 and the 698.

Other sizes

• One size smaller: 607 Ball Bearing, ISO 15, 7 mm bore, 19 mm OD, 6 mm wide.
• One size larger: 698 Ball Bearing, ISO 15, 8 mm bore, 19 mm OD, 6 mm wide.

Documents

• CC-ISO15-DS-627.pdf: 627 datasheet: values with levels, sources
• CC-ISO15-SZ-627.pdf: 627 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, skf-17000-dgbb. Full citations: the method page and this size's datasheet.

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