Washer – A4 Stainless Steel, DIN 9021, 10.5 x 30mm (Retail Pack of 4)
Our Flat Washers 10.5 x 30mm are produced to DIN 9021 standards, ensuring reliable performance and consistent quality. Made from A4 stainless steel (Grade 316), they offer superior resistance to rust, corrosion, and harsh environments, making them especially suitable for outdoor and marine applications.
Specifications:
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Inner Diameter (ID): 10.5mm
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Outer Diameter (OD): 30mm
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Standard: DIN 9021
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Material & Finish: A4 Stainless Steel (316) – marine-grade, highly corrosion-resistant, and long-lasting
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Pack Size: 4 pieces (retail pack)
Features & Applications:
Designed for use with M10 bolts, nuts, and screws, these large flat washers distribute load over a wider area, protect surfaces from damage, and help reduce the chance of fastener loosening under vibration. Ideal for marine equipment, outdoor structures, construction, automotive, and general engineering projects where strength and durability in harsh environments are essential.
