Illustrative drawing. Actual product is confirmed to your specification at quotation.
Washers
Stainless Steel Washers
Stainless washers resist corrosion with stainless fasteners and avoid galvanic problems when mated with stainless bolts. Plain, fender, spring and tab versions are available in A2 and A4.
- A2 and A4 grades
- Plain, fender, spring forms
- Match to stainless bolts
Specifications
- Material
- Stainless steel A2 (AISI 304)Stainless steel A4 (AISI 316)
- Grade / property class
- A2A4
- Thread
- Not threaded
- Finish / coating
- Bright / self-colourPassivatedElectropolished (on request)
- Size range
- Up to M6M8–M12M14–M24M27–M48
- Standards
- ISO 7089 / 7090 / 7093DIN 125 / 9021 / 127 (stainless)
Exact dimensions, lengths and availability are confirmed at quotation.
Applications
- Food and pharma machinery
- Marine and coastal fixtures
- Chemical and water treatment
- Outdoor and architectural fittings
- Stainless bolted assemblies
Technical reference
Plain washer dimensions (ISO 7089, normal series)
| For thread | Inside dia d1 (mm) | Outside dia d2 (mm) | Thickness h (mm) |
|---|---|---|---|
| M5 | 5.3 | 10 | 1.0 |
| M6 | 6.4 | 12 | 1.6 |
| M8 | 8.4 | 16 | 1.6 |
| M10 | 10.5 | 20 | 2.0 |
| M12 | 13 | 24 | 2.5 |
| M16 | 17 | 30 | 3.0 |
| M20 | 21 | 37 | 3.0 |
| M24 | 25 | 44 | 4.0 |
| M30 | 31 | 56 | 4.0 |
| M36 | 37 | 66 | 5.0 |
Inside diameter d1, outside diameter d2 and thickness h in mm, for the normal series. Small and large series use other outside diameters.
Related and complementary fasteners
Request a quote for Stainless Steel Washers
Give us the size, grade, finish and quantity. We reply within one business day.
Common questions
- Which sizes and grades of stainless steel washers do you supply?
- We supply stainless steel washers in Up to M6, M8–M12, M14–M24, M27–M48 size bands and grades/classes including A2, A4. Exact availability, dimensions and lead time are confirmed at quotation.
- Which standards do stainless steel washers follow?
- Common standards are ISO 7089 / 7090 / 7093, DIN 125 / 9021 / 127 (stainless). Tell us the standard you need and we will quote to it.
- Can you supply in bulk or with test certificates?
- Yes. We quote for loose lots and scheduled bulk supply across India, and can share manufacturer test certificates where available. Confirm the requirement when you request a quote.
Need a quote on bulk or custom industrial supply?
Share your specifications and quantities — our technical team will respond with pricing and lead time within one business day.