16004, 16004-2Z, 16004-2RS Ball Bearing, ISO 15

For a 20 mm shaft and a 42 mm housing bore, the 16004 ball bearing (ISO 15) is 8 mm wide. Modeled as simplified STEP files.

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

• Also searched as: 16004 bearing, 16004-2Z bearing, 16004-2RS bearing
• Model id: iso15-16004
• Standard: ISO 15 · size 16004

Versions

Designation	What differs	Part key	Simplified
16004	open	iso15-16004	STEP
16004-2Z	2Z (shielded)	iso15-16004-2z	STEP
16004-2RS	2RS (sealed)	iso15-16004-2rs	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d	Bore diameter		20		20	nominal	L1
D	Outside diameter		42		42	nominal	L1
B	Width		8		8	nominal	L1
r	Chamfer dimension	0.3			0.3	single limit (min), modeled at the limit	L1

Drawing

As a PDF: CC-ISO15-SZ-16004.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: 8700 N
• Basic Load Ratings, C0r: 4450 N
• Limiting Speeds, Grease: 18000 min-1
• Limiting Speeds, Oil (Oil-bath): 20000 min-1

The 16004 ball bearing beside the 6904 and the 6004

The 16004 is number 50 of the 71 ISO 15 ball bearings published here, listed from 693 to 6306.

• Bore diameter (d): 20 mm on the 16004 ball bearing, the same on the 6904 and the 6004.
• Outside diameter (D): 42 mm on the 16004 ball bearing, against 37 mm on the 6904 and 42 mm on the 6004.
• Width (B): 8 mm on the 16004 ball bearing, against 9 mm on the 6904 and 12 mm on the 6004.
• Chamfer dimension (r): at least 0.3 mm on the 16004 ball bearing, against at least 0.3 mm on the 6904 and at least 0.6 mm on the 6004.

Other sizes

• One size smaller: 6904 Ball Bearing, ISO 15, 20 mm bore, 37 mm OD, 9 mm wide.
• One size larger: 6004 Ball Bearing, ISO 15, 20 mm bore, 42 mm OD, 12 mm wide.

Documents

• CC-ISO15-DS-16004.pdf: 16004 datasheet: values with levels, sources
• CC-ISO15-SZ-16004.pdf: 16004 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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