We are operating as normal.
Click and Collect now available during checkout.
Click and Collect now available during checkout.
- Categories
- All Bearings
- Housings & Inserts
- Deep Groove Ball Bearings
- Needle Roller Bearings
- Cylindrical Roller Bearings
- Taper Roller Bearings
- Cam Roller Bearings
- Flanged Ball Bearings
- Cam Followers
- Spherical Plain Bearings
- Needle Roller Inner Races
- Linear Bearings
- Thrust Bearings
- Spherical Roller Bearings
- Angular Contact Bearings
- Double Row Ball Bearings
- Self Aligning Ball Bearings
- Lazy Suzan Bearings
- Magneto Bearings
- Rod End Bearings
- Agricultural Bearings
- Four Point Contact Bearings
- Automotive Products
- Bronze & Wrapped Bushes
- Show All Types
- Sealing Products
- Power Transmission
- Balls & Rollers
- Cycling Products
- Engineering Parts
- Pulleys
- Tapered Locking Bushes
- Couplings
- Speedi Sleeves
- External Circlips
- Internal Circlips
- E-Clips
- Round Wire Snap Rings
- Jubilee Clips
- Nilos Rings
- Spring Grip Clips
- Cotter Pins
- Sealing Washers
- Nuts
- Set Screws
- Shaft Collars
- Castor Wheels
- Ball Transfer Units & Clamp Rings
- Assorted Kits
- Cleaning Products
- Padlocks & Chains
- Grease Fittings
- Gloves
- Show All Types
- Tools
- Lubrication & Adhesives
- Garden Parts & Accessories
FREE UK Delivery
We Ship Worldwide
-
Or Search by sizes
- All
Bearings- Housings & Inserts
- Deep Groove Ball Bearings
- Needle Roller Bearings
- Cylindrical Roller Bearings
- Taper Roller Bearings
- Cam Roller Bearings
- Flanged Ball Bearings
- Cam Followers
- Spherical Plain Bearings
- Needle Roller Inner Races
- Linear Bearings
- Thrust Bearings
- Spherical Roller Bearings
- Angular Contact Bearings
- Double Row Ball Bearings
- Self Aligning Ball Bearings
- Lazy Suzan Bearings
- Magneto Bearings
- Rod End Bearings
- Agricultural Bearings
- Four Point Contact Bearings
- Automotive Products
- Bronze & Wrapped Bushes
- Show All Types
- Sealing
Products - Power
Transmission - Balls
& Rollers - Cycling
Products - Engineering
Parts- Pulleys
- Tapered Locking Bushes
- Couplings
- Speedi Sleeves
- External Circlips
- Internal Circlips
- E-Clips
- Round Wire Snap Rings
- Jubilee Clips
- Nilos Rings
- Spring Grip Clips
- Cotter Pins
- Sealing Washers
- Nuts
- Set Screws
- Shaft Collars
- Castor Wheels
- Ball Transfer Units & Clamp Rings
- Assorted Kits
- Cleaning Products
- Padlocks & Chains
- Grease Fittings
- Gloves
- Show All Types
- Tools
- Lubrication
& Adhesives - Garden Parts & Accessories
5.5mm Diameter Grade 100 Hardened AISI 440 Stainless Steel Ball Bearings
Spotted a mistake on this product?0.000100kg
New
From: £6.56
ex VAT 
Share this product with Friends or Colleagues
General Purpose Grade 100 440 Stainless Ball Bearings: High Quality Graded 440 Stainless Steel Ball bearings made from AISI 440 Stainless Steel with a hardness of 57 - 60 HRC Rockwell Scale, the hardness is all the way through the ball. These are the same stainless 440 steel balls used to manufacture bearing assemblies and have a high duty and life cycle. |
Brand / Quality: Simply Ital Ball - High Quality
Ball Diameter: 5.5mm
Ball Diameter: 5.5mm
Material
=
440 Stainless Steel
Min Crush Load
=
1760kg
Hardness
=
57-60 HRC
Hardness Depth
=
Through Hardened
Corrosion Resistance
=
Fair
Note
=
Not Drillable
Weight Each
=
0.68g
Attracted to Magnets
=
Yes
Avg Qty / Litre
=
7150
 |
|
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 |
-
Harold Dickson, United Kingdom 26/03/2018
quality part, great service and free delivery
-
Jayden Marc, United Kingdom 19/01/2017
arrived the day after delivery, thanks
-
Abdullah Matthews, United Kingdom 25/10/2016
Item just as described will come back again
-
Killian Christian, United Kingdom 03/12/2015
GREAT SERVICE
-
Camden Dougherty, United Kingdom 24/09/2015
Have bought these for an art project i'm completing. Nicely packaged and great value for money! Cheers!!
View More
Related Products
Simply Bearings Ltd
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
Greater Manchester
WN7 3XJ
United kingdom
A link to this product has been copied to your Clipboard
Thank you, your email has been sent.
The product has been added to your saved list.
We have sent you an email.
You must click the link in the email to activate your saved list.
We found an existing Saved List for your email address so we have sent you an email with details of how to access the list.