S-91100A140 5.3 mm ID x 15 mm OD DIN 9021 Oversized Washers
Oversized Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc plating that protects against rust and extends service life in demanding environments
- Excellent load distribution thanks to precise 15mm OD and 1.0-1.4mm thickness, preventing surface damage and maintaining joint integrity
- Reliable hardness performance with Rockwell B56 rating ensuring consistent durability under vibration and stress
- Perfect fit for M5 screws with 5.3mm ID providing secure fastening without loosening or misalignment
- Industry-standard compliance meeting DIN 9021 specifications for dimensional accuracy and interchangeability
- Environmental responsibility with RoHS 3 and REACH compliance, safe for various industrial applications
- Cost-effective maintenance through long-lasting zinc-plated steel construction that reduces replacement frequency
Professional Applications & Engineering Value
These M5 zinc-plated steel flat washers deliver critical engineering solutions where vibration resistance, corrosion protection, and precise load distribution are paramount. Manufactured to DIN 9021 standards, they ensure perfect compatibility with M5 screw sizes in machinery assembly, automotive components, and electrical enclosures. The zinc-plated steel construction combats environmental exposure, while the controlled 1.0-1.4mm thickness and 15mm OD prevent bolt head embedding and surface damage. Ideal for industrial applications requiring reliable fastening under dynamic loads, these washers minimize maintenance downtime and enhance overall assembly safety.
Specification Summary & Compliance
This flat washer features precise metric dimensions: 5.3mm ID, 15mm OD, and 1.0-1.4mm thickness, manufactured to DIN 9021 standards for dimensional accuracy. The Rockwell B56 hardness ensures mechanical reliability, while full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations guarantees environmental safety and regulatory adherence for global industrial use.
