604, 604-2Z, 604-2RS Ball Bearing, ISO 15

The 604 ball bearing (ISO 15) has a 4 mm bore, a 12 mm outside diameter and a width of 4 mm. Get it as simplified STEP files.

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

• Also searched as: 604 bearing, 604-2Z bearing, 604-2RS bearing
• Model id: iso15-604
• Standard: ISO 15 · size 604

Versions

Designation	What differs	Part key	Simplified
604	open	iso15-604	STEP
604-2Z	2Z (shielded)	iso15-604-2z	STEP
604-2RS	2RS (sealed)	iso15-604-2rs	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d	Bore diameter		4		4	nominal	L1
D	Outside diameter		12		12	nominal	L1
B	Width		4		4	nominal	L1
r	Chamfer dimension	0.2			0.2	single limit (min), modeled at the limit	L1

Drawing

As a PDF: CC-ISO15-SZ-604.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: 1050 N
• Basic Load Ratings, C0r: 345 N
• Limiting Speeds, Grease: 48000 min-1
• Limiting Speeds, Oil (Oil-bath): 56000 min-1

The 604 ball bearing beside the 694 and the 624

The 604 is number 5 of the 71 ISO 15 ball bearings published here, listed from 693 to 6306.

• Bore diameter (d): 4 mm on the 604 ball bearing, the same on the 694 and the 624.
• Outside diameter (D): 12 mm on the 604 ball bearing, against 11 mm on the 694 and 13 mm on the 624.
• Width (B): 4 mm on the 604 ball bearing, against 4 mm on the 694 and 5 mm on the 624.
• Chamfer dimension (r): at least 0.2 mm on the 604 ball bearing, against at least 0.15 mm on the 694 and at least 0.2 mm on the 624.

Other sizes

• One size smaller: 694 Ball Bearing, ISO 15, 4 mm bore, 11 mm OD, 4 mm wide.
• One size larger: 624 Ball Bearing, ISO 15, 4 mm bore, 13 mm OD, 5 mm wide.

Documents

• CC-ISO15-DS-604.pdf: 604 datasheet: values with levels, sources
• CC-ISO15-SZ-604.pdf: 604 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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