6803, 6803-2Z, 6803-2RS Ball Bearing, ISO 15

For a 17 mm shaft and a 26 mm housing bore, the 6803 ball bearing (ISO 15) is 5 mm wide. Modeled as simplified STEP files.

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

• Also searched as: 6803 bearing, 6803-2Z bearing, 6803-2RS bearing
• Model id: iso15-6803
• Standard: ISO 15 · size 6803

Versions

Designation	What differs	Part key	Simplified
6803	open	iso15-6803	STEP
6803-2Z	2Z (shielded)	iso15-6803-2z	STEP
6803-2RS	2RS (sealed)	iso15-6803-2rs	STEP

Dimensions

Symbol	Name	min	nom	max	Modeled	Rule	Level
d	Bore diameter		17		17	nominal	L1
D	Outside diameter		26		26	nominal	L1
B	Width		5		5	nominal	L1
r	Chamfer dimension	0.3			0.3	single limit (min), modeled at the limit	L1

Drawing

As a PDF: CC-ISO15-SZ-6803.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: 2890 N
• Basic Load Ratings, C0r: 1570 N
• Limiting Speeds, Grease: 26000 min-1
• Limiting Speeds, Oil (Oil-bath): 30000 min-1

The 6803 ball bearing beside the 6302 and the 6903

The 6803 is number 42 of the 71 ISO 15 ball bearings published here, listed from 693 to 6306.

• Bore diameter (d): 17 mm on the 6803 ball bearing, against 15 mm on the 6302 and 17 mm on the 6903.
• Outside diameter (D): 26 mm on the 6803 ball bearing, against 42 mm on the 6302 and 30 mm on the 6903.
• Width (B): 5 mm on the 6803 ball bearing, against 13 mm on the 6302 and 7 mm on the 6903.
• Chamfer dimension (r): at least 0.3 mm on the 6803 ball bearing, against at least 1 mm on the 6302 and at least 0.3 mm on the 6903.

Other sizes

• One size smaller: 6302 Ball Bearing, ISO 15, 15 mm bore, 42 mm OD, 13 mm wide.
• One size larger: 6903 Ball Bearing, ISO 15, 17 mm bore, 30 mm OD, 7 mm wide.

Documents

• CC-ISO15-DS-6803.pdf: 6803 datasheet: values with levels, sources
• CC-ISO15-SZ-6803.pdf: 6803 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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