S-95610A170 6.4 mm ID x 12 mm OD Plastic Washers

Plastic Washers

1261FA00078 Plastic Washers
1261FA00078 Plastic Washers

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

Part No.
Part No. 1261FA00078
Equivalent to mcmaster :
95610A170

Basic Information

System of Measurement Metric
Washer Type Flat
Color Off-White

Dimension Parameters

ID 6.4 mm
OD 12 mm
Thickness 1.3-1.7 mm

Material & Strength Parameters

Material Nylon Plastic
Hardness Rockwell R120

Temperature & Environment Parameters

Temperature Range, °F Min. -40°
Temperature Range, °F Maximum 180°

Installation & Application Parameters

For Screw Size M6

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) 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

  • Excellent electrical insulation prevents current leakage and short circuits in sensitive electronic assemblies.
  • Superior corrosion and chemical resistance ensures long-term reliability in harsh industrial environments without rusting.
  • Effective vibration dampening reduces noise and loosening of fasteners, enhancing assembly stability.
  • Wide temperature tolerance from -40°F to 180°F maintains performance in both freezing and moderately high-heat conditions.
  • Rockwell R120 hardness provides durable wear resistance and consistent load distribution under M6 screws.
  • RoHS 3 compliance guarantees environmentally safe use in regulated industries and electronics.
  • Precise metric dimensions (6.4mm ID, 12mm OD) ensure easy installation and secure fit with standard M6 fasteners.

Professional Applications & Engineering Value

Engineered for demanding industrial and electronic applications, this M6 metric flat washer made from Nylon Plastic solves critical issues like electrical shorting and metal corrosion. Its off-white color and non-conductive properties make it ideal for PCB mounting, motor assemblies, and control panels where electrical isolation is essential. The material’s inherent flexibility and Rockwell R120 hardness provide reliable vibration dampening, preventing fastener loosening in machinery and automotive components. With a broad temperature range, it performs consistently from sub-zero to elevated heat, reducing maintenance needs and extending equipment life in corrosive or electrically sensitive environments.

Specification Summary & Compliance

This flat washer features precise metric dimensions with an ID of 6.4mm, OD of 12mm, and thickness of 1.3-1.7mm, designed for M6 screw sizes and manufactured to standard flat washer specifications. It is RoHS 3 (2015/863/EU) compliant, ensuring adherence to environmental regulations for hazardous substances, and is suitable for use in applications requiring consistent performance across varied temperatures and mechanical stresses.

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