S-95395A356 0.812" ID x 1.5" OD Oversized Washers

Oversized Washers

1248FA00561 Oversized Washers
1248FA00561 Oversized Washers

Image may differ from product. See technical specification for details.

Part No.
Part No. 1248FA00561
Equivalent to mcmaster :
95395A356

Basic Information

System of Measurement Inch
Washer Type Flat

Dimension Parameters

ID 0.812"
OD 1.5"
Thickness 0.198-0.223"

Material & Strength Parameters

Material Brass
Hardness Rockwell B60

Installation & Application Parameters

For Screw Size 3/4"

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) compliant with exemption 6(c) - Lead in copper alloy
REACH REACH (EC 1907/2006) (01/17/2023, 233 SVHC) Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior corrosion resistance from high-quality brass material, ideal for humid or chemically aggressive industrial environments
  • Excellent load distribution with 1.5" outer diameter, preventing surface damage and maintaining joint integrity under 3/4" screw applications
  • Consistent performance ensured by Rockwell B60 hardness, providing reliable mechanical strength and deformation resistance
  • Precision dimensional fit with 0.812" inner diameter and controlled 0.198-0.223" thickness range for secure fastening alignment
  • Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe use in regulated industries
  • Durable copper alloy construction offering long service life with minimal maintenance requirements
  • Versatile inch system compatibility designed for seamless integration with standard 3/4" screw fastening systems

Professional Applications & Engineering Value

This brass flat washer delivers exceptional engineering value through its copper alloy composition and precision dimensions. The 0.812" ID provides exact fitment for 3/4" screw applications, eliminating play and ensuring proper clamp load distribution. The 1.5" OD creates an optimal bearing surface that prevents embedment in softer materials and protects components from damage. With Rockwell B60 hardness, this washer maintains structural integrity under repeated loading cycles, while the inherent corrosion resistance of brass makes it ideal for plumbing, marine, electrical, and chemical processing applications where moisture resistance is critical. The flat washer design effectively seals gaps and compensates for minor surface irregularities in industrial assemblies.

Specification Summary & Compliance

This flat washer features inch system dimensions with 0.812" inner diameter, 1.5" outer diameter, and controlled thickness range of 0.198-0.223" for precise fit with 3/4" screw size applications. Manufactured from brass material with Rockwell B60 hardness rating for consistent mechanical performance. Fully compliant with RoHS 3 (2015/863/EU) under exemption 6(c) for lead in copper alloy and REACH (EC 1907/2006) regulations regarding substance restrictions, ensuring environmental and safety standards are met for industrial use.

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