9mm Diameter Grade 100 AISI420 Stainless Steel Balls

In stock
SKU: 9mm-420-GD100/10PACK
High Quality 9mm Diameter loose grade 100 AISI420 stainless steel ball bearings
Regular price £6.71 inc.VAT
£5.59 exc.VAT
9mm Grade 100 AISI420 Stainless Steel Balls
FREE UK MAINLAND DELIVERY ON ORDERS OVER £50

Product details

  • SKU 9mm-420-GD100/10PACK
  • Outside diameter (D) 9mm
Grade 100 AISI420 Stainless steel loose ball bearings hardened to 53 - 57 Rockwell Scale, these offer higher hardness and a considerable resistance to corrosion against water, steam, oil, gasoline and alcohol.

They are not suitable to be used with chemical agents.

This type of ball is suitable for valves, special bearings, in which the protection against rustproof-greases is poor or absent.

Min Crushing Load: 4225kg
Hardness: 53 - 57 HRC
Approximate qty per litre: 1600
Weight each: 2.97g
Can not be drilled
Attracted to magnets: Yes

Tensile Strength: 180,000 psi
Yield Strength: 150,000 psi
Density: 0.290 lbs/cu in

International Equivalents
AISI 420/420C, X30CR13/X46CR13 Z40 C13, EN56D, Wks 1.4034/1.3541

Tensile Strength: 95,000-250,000 psi
Density: 0.279 lbs/cu in

Chemical composition (percentage)
Carbon 0.15
Chromium 12 - 14
Nickel -
Silicon 1.000
Molybdenum -
Manganese 1.000
Phosphor 0.040
Sulphur 0.03