5/32 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

Ellis Mackay, United Kingdom
Review added on 05/07/2019

Top service and delivery very pleased!
Brittany Bryan, United Kingdom
Review added on 25/04/2019

Very pleased with the quality of these bearings. Arrived the following day (I chose free shipping too!) Thanks!
Mitchell Hartman, United Kingdom
Review added on 05/01/2017

Excellent service, quality product with very competitive price. Order arrived well packaged and quickly - will return.
Phillip Critchley, United kingdom
Review added on 06/12/2015

did the job with no problems and very quick response to the order, very pleased
Shaun Mackenzie, United Kingdom
Review added on 20/11/2015

Very good quality and I can get my art work done now. Thanks alot for your fast service and I will be needing more ball bearings in the future. Thanks alot.