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Datasheet generated 2026-10-07
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DIN 125 Flat Washer M20 A4 Marine 316 (Box of 50)

Wurth · Fasteners & Hardware · Washers · Germany · wuerth.com
Part Number
040720  ·  IMPA 692040  ·  HS 7318.22
DIN 125 Flat Washer M20 A4 Marine 316 (Box of 50)

Wurth 040720 DIN 125-1 / ISO 7089 washer, A4 stainless (AISI 316). IMPA 692040. Used in general machinery assembly, structural steelwork and pressure-boundary flanged joints per DIN, ISO and ASME B18 dimensional standards. EN 10204 3.1 mill cert available on request.; Standards: ISO 3506-1, EN 10204, DIN standard, ISO parts; HS code: 7318.22; IMPA: 692040.

Technical Specifications

MaterialA4 Stainless Steel (AISI 316)
StandardDIN 125-1 / ISO 7089
ApprovalISO 3506-1 (A2/A4 stainless)
Thread sizeM20

Properties

MaterialA4 Stainless Steel (AISI 316)
Primary standardDIN 125-1 / ISO 7089
MOQ1

Compatibility

DIN standard fastener. Interchangeable with equivalent DIN/ISO parts from Bossard, Fabory, Wurth, Keller & Kalmbach.

Standards

Attached Documents