S-97725A620 38.3 mm ID x 43.9 mm OD DIN 7603 Metal Sealing Washers
Metal Sealing Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
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Key Features & Benefits at a Glance
- Superior electrical conductivity for reliable performance in electrical and grounding applications
- Excellent corrosion resistance ensuring long-term durability in harsh environments
- Anti-seize properties prevent galling and seizing in high-temperature assemblies
- Precision metric dimensions (38.3mm ID × 43.9mm OD) for perfect fit with M38 fasteners
- DIN 7603 compliance guarantees consistent quality and interchangeability
- Thermal conductivity advantages for heat dissipation in mechanical systems
- Copper material benefits including non-magnetic properties and oxidation resistance
Professional Applications & Engineering Value
This M38 copper flat washer delivers critical engineering solutions where electrical conductivity and corrosion resistance are paramount. Manufactured to DIN 7603 standards, these metric washers provide reliable performance in electrical panels, grounding systems, and high-temperature applications. The copper construction prevents galvanic corrosion when used with compatible metals while offering excellent thermal conductivity for heat management. With precise 38.3mm inner diameter and 43.9mm outer diameter dimensions, these flat washers ensure proper load distribution and secure fastening in industrial machinery, power distribution equipment, and marine environments where anti-seize properties are essential for maintenance-free operation.
Specification Summary & Compliance
This M38 flat washer features precise metric dimensions with 38.3mm inner diameter, 43.9mm outer diameter, and 1.8-2.2mm thickness range. Manufactured in compliance with DIN 7603 standards, these washers ensure dimensional accuracy and mechanical consistency. The copper material provides inherent corrosion resistance and meets industry requirements for electrical applications. While hardness is not rated, the specified dimensional tolerances and material properties ensure reliable performance in professional industrial settings.
