S-93785A700 0.34" ID x 0.69" OD Plastic Washers

Plastic Washers

1270FA00046 Plastic Washers
1270FA00046 Plastic Washers

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

Part No.
Part No. 1270FA00046
Equivalent to mcmaster :
93785A700

Basic Information

System of Measurement Inch
Washer Type Flat
Color Beige

Dimension Parameters

ID 0.34"
OD 0.69"
Thickness 0.040-0.080"

Material & Strength Parameters

Material PEEK Plastic
Hardness Rockwell M103

Temperature & Environment Parameters

Temperature Range, °F Min. -50°
Temperature Range, °F Maximum 500°

Installation & Application Parameters

For Screw Size 5/16"

Finish & Compliance Parameters

RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (01/17/2022, 223 SVHC) Compliant
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Exceptional thermal stability for reliable performance in extreme environments from -50°F to 500°F
  • Superior chemical resistance to withstand harsh industrial fluids and corrosive substances
  • Excellent electrical insulation properties for safe operation in electrical applications
  • Maintains structural integrity with Rockwell M103 hardness under continuous mechanical stress
  • Precision dimensional fit with 0.34" ID and 0.69" OD for 5/16" screw applications
  • Regulatory compliance assurance with RoHS 3 and REACH standards for global industrial use
  • Consistent thickness tolerance (0.040-0.080") ensuring uniform load distribution

Professional Applications & Engineering Value

This PEEK plastic flat washer delivers critical engineering solutions where conventional metal washers fail. The high-temperature PEEK material maintains dimensional stability and mechanical properties across extreme thermal cycles from -50°F to 500°F, eliminating thermal expansion issues common in metal alternatives. Its inherent chemical resistance prevents degradation when exposed to aggressive industrial chemicals, while the electrical insulation properties make it ideal for electrical enclosures, motor assemblies, and electronic housings. The 5/16" flat washer design ensures proper load distribution in high-performance applications including aerospace components, chemical processing equipment, and automotive systems where temperature fluctuations and chemical exposure demand reliable sealing and spacing solutions.

Specification Summary & Compliance

This inch-system flat washer features precise dimensions (ID: 0.34", OD: 0.69", Thickness: 0.040-0.080") compatible with 5/16" screw size applications. Manufactured from PEEK plastic with Rockwell M103 hardness rating, it maintains mechanical integrity across the specified temperature range. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial deployment worldwide.

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