1/8 inch Diameter Grade 100 AISI 316 Stainless Steel Ball Bearings Simply Bearings Ltd

These stainless steel balls are made from AISI 316 Stainless Steel.
Un-hardened but consistently hard all the way through the ball to achieve maximum strength and quality.
Ball hardness is controlled within the 25 - 39 HRC range as measured on parallel flat surfaces.
Ball grades are defined numerically 50 - 1000 (50 being highest quality available in 316 stainless, 1000 is the lowest)
316 Stainless balls are NOT attracted to magnet but may show response to magnets after cold working.

GRADES
Grade	Diameter Tolerance Per Ball		Sphericity		Diameter Tolerance per Unit Container		Diameter Tolerance		Max Surface Roughness
-	Inch	µ	Inch	µ	Inch	µ	Inch	µ	Inch	µ
3	0.000003	0.076	0.000003	0.076	0.000005	0.127	±.00003	±0.076	0.5	0.013
5	0.000005	0.127	0.000005	0.127	0.000001	0.25	±.000005	±0.127	0.8	0.02
10	0.00001	0.25	0.00001	0.25	0.00002	0.51	±.0001	±2.5	1	0.025
15	0.000015	0.38	0.000015	0.38	0.00003	0.76	±.0001	±2.5	1.2	0.03
25	0.000025	0.63	0.000025	0.63	0.00005	1.27	±.0001	±2.5	1.5	0.038
50	0.00005	1.27	0.00005	1.27	0.0001	2.5	±.0002	±5	3	0.075
100	0.0001	2.5	0.0001	2.5	0.0002	5	±.0005	±5	5	0.125
200	0.0002	5	0.0002	5	0.0004	10	±.0010	±10	8	0.2
300	0.0003	7.5	0.0003	7.5	0.0006	15	±.0015	±37.5	Not applicable	Not applicable
500	0.0005	12.5	0.0005	12.5	0.001	25	±.002	±50	Not applicable	Not applicable
1000	0.001	25	0.001	25	0.002	50	±.005	±125	Not applicable	Not applicable
2000	0.002	50	0.002	50	0.004	100	±.005	±125	Not applicable	Not applicable

Memphis Bryce, United Kingdom
Review added on 10/07/2019

I called at your trade counter to source some replacement ball bearings which were very badly damaged . Although they were extremely distorted the young lady was very methodical and thorough in identifying the correct replacements but above all she was polite and patient.
Chaim Jimenez, United Kingdom
Review added on 05/07/2019

I'm pleased with the quality of the product and service provided
Peter Carlos, United Kingdom
Review added on 25/04/2019

Great quality product and fantastic service. Many thanks!
Abel Cale, United Kingdom
Review added on 25/04/2019

Excellent customer service. The sales team can’t do enough to help. Thanks again!
John West, United kingdom
Review added on 18/01/2019

Good quality balls, delivered really quickly thanks.