S-91145A261 0.26" ID x 0.45" OD Insulating Washers

Insulating Washers

1280FA00080 Insulating Washers
1280FA00080 Insulating Washers

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

Part No.
Part No. 1280FA00080
Equivalent to mcmaster :
91145A261

Basic Information

System of Measurement Inch
Washer Type Sleeve
Color Off-White

Dimension Parameters

ID 0.26"
OD 0.45"
Thickness 0.065"
Overall Height 0.19"

Material & Strength Parameters

Material Nylon 6/6 Plastic
Hardness Rockwell R108

Temperature & Environment Parameters

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

Installation & Application Parameters

For Screw Size 1/4"

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (01/17/2022, 223 SVHC) Compliant

Geometric Parameters

Sleeve OD 0.31"
Sleeve Height 0.125"
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Superior chemical and corrosion resistance from Nylon 6/6 material, ideal for harsh industrial environments.
  • Excellent electrical insulation properties, providing safety in electrical assemblies.
  • Wide operating temperature range from -40°F to 180°F, ensuring reliable performance in extreme conditions.
  • High durability and wear resistance with a Rockwell R108 hardness, extending the component's service life.
  • Precise dimensional fit with a 0.26" ID designed specifically for 1/4" screws, ensuring secure and stable fastening.
  • Lightweight and non-magnetic construction, reducing overall assembly weight and avoiding magnetic interference.
  • Full compliance with RoHS 3 and REACH standards, guaranteeing safety and environmental responsibility for global supply chains.

Professional Applications & Engineering Value

This Nylon 6/6 Plastic Sleeve Washer is engineered to solve common industrial challenges such as galvanic corrosion, electrical conductivity, and component degradation in variable climates. Its sleeve design provides enhanced load distribution and vibration dampening, crucial for maintaining fastener integrity in machinery, automotive, and electronics assemblies. The off-white color allows for easy identification and quality control. Made from high-grade Nylon 6/6, it resists oils, chemicals, and UV exposure, making it a reliable choice for heavy-duty plastic washers in outdoor, marine, and chemical processing equipment where metal washers would fail.

Specification Summary & Compliance

This washer features precise inch-system dimensions: 0.26" ID, 0.45" OD, 0.065" thickness, and 0.19" overall height, ensuring accurate fit for 1/4" screw applications. It conforms to standard sleeve washer design principles for optimal performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its adherence to strict environmental and safety standards for industrial use.

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