ISO 7089 β€” M7

FLAT WASHER | Flat Washer

πŸ“ Size: M7
πŸ“¦ Variants: 4
πŸ”§ Grades: A2-70, A4-70
🎨 Finishes: Plain, Stainless Steel
πŸ“‚ Category: WASHERS
πŸ”© Type: WASHER
Flat washers with outside diameter series A, manufactured to ISO 7089 specifications. For general industrial fastening applications.
HS Code: 731822 RoHS Compliant & REACH Compliant 🌱 Carbon NeutralEU Carbon Neutral LabelISO 14001

πŸ“ Dimensional Specifications

πŸ’‘ This is the primary dimensional reference table β€” all values verified against ISO 7089 tolerance standards.
d1 (Inner) 7.62 mm
d2 (Outer) 14.00 mm
H (Thick) 1.80 mm
Thread Execution N/A
Thread Type N/A
S (Width Across Flats) K (Head Height) Thread

βš™οΈ All Material Grades & Finishes

A2-70 Stainless Steel STAINLESS STEEL

Austenitic stainless steel (AISI 304 / 1.4301) β€” balanced corrosion resistance for food processing, pharmaceutical, and general industrial applications.

As-manufactured stainless steel surface β€” natural corrosion resistance from chromium oxide layer.

Tensile Strength Min. 700 MPa
Yield Strength Min. 450 MPa
Hardness Range 190 - 240 HV
Elongation Min. 0.4d
A2-70 Plain STAINLESS STEEL

Austenitic stainless steel (AISI 304 / 1.4301) β€” balanced corrosion resistance for food processing, pharmaceutical, and general industrial applications.

As-manufactured surface, no additional coating β€” suitable for indoor or protected environments.

Tensile Strength Min. 700 MPa
Yield Strength Min. 450 MPa
Hardness Range 190 - 240 HV
Elongation Min. 0.4d
A4-70 Stainless Steel STAINLESS STEEL

Austenitic stainless steel (AISI 316 / 1.4401) β€” exceptional chloride resistance for marine, offshore, and chemical processing environments. Non-magnetic structure with superior intergranular corrosion immunity.

As-manufactured stainless steel surface β€” natural corrosion resistance from chromium oxide layer.

Tensile Strength Min. 700 MPa
Yield Strength Min. 450 MPa
Hardness Range 190 - 240 HV
Elongation Min. 0.4d
A4-70 Plain STAINLESS STEEL

Austenitic stainless steel (AISI 316 / 1.4401) β€” exceptional chloride resistance for marine, offshore, and chemical processing environments. Non-magnetic structure with superior intergranular corrosion immunity.

As-manufactured surface, no additional coating β€” suitable for indoor or protected environments.

Tensile Strength Min. 700 MPa
Yield Strength Min. 450 MPa
Hardness Range 190 - 240 HV
Elongation Min. 0.4d

πŸ”— Cross Reference β€” Similar Standards

DIN 125 DIN 127 DIN 7980

πŸ”— Cross Reference β€” Matching Components

DIN 933 DIN 934
V-SYSTEM B1 Specification Detail
ISO 7089 Β· M7
CEV-1 HASH: dd265f451723fe6ecaa8e9b3d478f650027bd2910c16fe696950b98ef3ea4065 Β· FROZEN: 2026-05-24 00:43:04 Β· ASSET: standard_map_core.csv
Parameter Value
Diameter (Nominal)7.0
Thread Pitch1.00 mm
Head Diameter7.4 mm
Head Height1.8 mm
Tensile Strength700 MPa
MaterialA2-70
SurfaceStainless Steel
CEV-1 Engine Output Β· Specification Detail Layer βœ“ CEV-1 Verified

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