Description
Closest Matches & Relevant References
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Factory Supplies Online (South Africa) lists Heavy Duty Stainless Steel Washers, A2 grade, available in packets of 100. Notably, they offer a size 5 × 16 × 1.6 mm, which matches the first part of your spec. They also have other sizes up to 8 × 25 × 2 mm.
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Screw Distributors (South Africa) provide “Special Size Flat Washers” in A2 stainless steel. Among the sizes listed is 13 × 30 × 3 mm, which is very close to your second dimension of 12 × 30 × 3 mm.
These sources suggest that while your exact second size (12 × 30 × 3 mm) isn’t listed, there’s a nearby size (13 × 30 × 3 mm) available in A2 stainless steel, which may serve as a near equivalent depending on tolerance requirements.
Product-Style Listing (Custom Full Description)
Product Name
Special Flat Washers – A2 Stainless Steel – Sizes 5 × 16 × 1.6 mm & 12 × 30 × 3 mm – Packs of 100
Description
Durable, corrosion-resistant flat washers made from high-quality A2 (304) stainless steel. Ideal for applications requiring load distribution and protection against surface damage, particularly in corrosive or outdoor environments.
Available Sizes
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5 × 16 × 1.6 mm (Confirmed available in packs of 100)
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12 × 30 × 3 mm (Approximate equivalent available as 13 × 30 × 3 mm)





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