• 7mm Diameter Grade 100 Hardened 52100 Chrome Steel Ball Bearings
7mm Diameter Grade 100 Hardened 52100 Chrome Steel Ball Bearings
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7mm Diameter Grade 100 Hardened 52100 Chrome Steel Ball Bearings

0.000100kg
New From:  £2.29  ex VAT This item is available from stock

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Industry Standard Grade 100 Hardened Steel Ball Bearings: High Quality Graded Hardened Chrome Steel Ball bearings made from Chromium AISI 52100 steel. Hardened to 60-67 Rockwell Scale equivalent to 700-900 HV (Vickers Scale) and are hardened all the way through the ball. These are the same hardened steel balls used to manufacture bearing assemblies and have a high duty and life cycle.
Manufactured in compliance to the following international standards: AISI52100 / EN31 / BS534A99 / W1.3505 / BS535A99 / UNI100C6 / AFN100C6 / DIN100C6 / JIS G4805 SUJ2

Brand / Quality: Simply Ital Ball - High Quality
Ball Diameter: 7mm
Material
=
AISI 52100 Chrome Steel
Min Crush Load
=
2700kg
Hardness
=
60-67 HRC
Hardness Depth
=
Through Hardened
Corrosion Resistance
=
Keep Oiled
Note
=
Not Drillable
Weight Each
=
1.3990g
Attracted to Magnets
=
Yes
Avg Qty / Litre
=
3400
Steel Ball Measuring Diameter
  • Chrome steel balls are made from AISI 52100 Chrome steel.
  • Uniformly hardened and tempered all the way through the ball to achieve maximum strength and quality.
  • Ball hardness is controlled within the 60-67 HRC range as measured on parallel flat surfaces.
  • Ball grades are defined numerically 3 - 2000 (3 being highest quality, 2000 is the lowest)
  • Chrome steel balls are attracted to magnets.
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

  • Albert Randall, United Kingdom 07/05/2019

    4 of 5 Stars!
    Really struggled to find this part but a quick call to you and problem solved! Fantastic quality product.

  • Samuel Hester, United Kingdom 14/02/2019

    5 of 5 Stars!
    Fantastic quality product!!

  • Jovan Chad, United Kingdom 06/10/2017

    5 of 5 Stars!
    Really pleased with the quality of these bearings. Packaged neatly and arrived the following day even though I placed my order at 5pm AND chose free shipping! Thanks very much!

  • Alex Alessandro, United Kingdom 23/08/2017

    4 of 5 Stars!
    Great quality and rapid delivery.

  • Ben Courage, United kingdom 04/12/2015

    5 of 5 Stars!
    I rate Simply Bearings a top company for their excellent web site,their speed of response,and their flexibility to accomodate a last minute change in my order.

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7mm Diameter Grade 100 Hardened 52100 Chrome Steel Ball Bearings
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Brands

Simply bearings are the UK's largest online retailer of bearings, seals, belts, chains, sprockets, lubricants and other associated power transmission equipment.
Simply Bearings Ltd, Halton House, Greenfold Way, Leigh
Greater Manchester
WN7 3XJ
United kingdom

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