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Backup Ring Product List and Ranking from 4 Manufacturers, Suppliers and Companies

Backup Ring Product List

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POK Backup Ring "Petseals"

POK Backup Ring "Petseals"

POK (polyketone) has superior mechanical and chemical properties compared to fluororesins, nylon, and POM, making it suitable for more demanding applications!

The backup rings for U-packing piston seals and rod seals demonstrate excellent performance in harsh applications with high pressure, high temperature, and frequent pressure spikes. POK (polyketone) is the only engineering plastic primarily composed of carbon that has a high degree of crystallinity and a dense crystalline structure. It is a highly differentiated thermoplastic engineering polymer with excellent chemical resistance, impact resistance, friction properties, and barrier characteristics.

  • Hydraulic Equipment
  • Other machine elements

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Backup ring JISB2401-4

Backup ring JISB2401-4

O-rings are components for preventing protrusion. We have a wide variety of sizes and types in stock! Immediate delivery available!

This is an auxiliary component to prevent O-ring protrusion when used under high pressure. We offer a wide variety of dimensions and types. Shape/Type: Spiral (T1) Bias Cut (T2) Endless (T3) In stock and ready for immediate delivery! NOK Distributor: Yamaden Co., Ltd. Website https://www.yamaden.com/index.html Please feel free to contact us.

  • Hydraulic Equipment
  • Water Hydraulic Equipment
  • Pneumatic Equipment

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Backup ring PTFE (polytetrafluoroethylene resin)

Backup ring PTFE (polytetrafluoroethylene resin)

PTFE is a resin with excellent slip properties and weather resistance.

It is used to prevent the rubber O-ring from protruding, primarily using PTFE or filled PTFE.

  • Other machine elements
  • Engineering Plastics

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Backup ring

Backup ring

If it's a backup ring (T1, T2, T3, etc.), we also have Sakura seals in stock for immediate delivery along with O-rings.

The backup ring specified in JIS B2401-4 (formerly JIS B2407 backup ring for O-rings) is an auxiliary material used for O-rings in high-pressure and dynamic applications. At Sakura Seal, we can also manufacture special dimension products in addition to the dimensions specified by JIS and other standards, so please feel free to contact us.

  • Hydraulic Equipment
  • Pneumatic Equipment
  • Water Hydraulic Equipment

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Backup ring JIS B2401-4 BRT3 type endless

Backup ring JIS B2401-4 BRT3 type endless

O-ring protrusion prevention part. BRT3 type endless (without cut) in stock! Immediate delivery!

This is an auxiliary part to prevent O-ring protrusion when used under high pressure. Shape/Type: Endless (T3) *No cut In stock! Immediate delivery! NOK Distributor: Yamaden Co., Ltd. Website https://www.yamaden.com/index.html Please feel free to contact us.

  • Hydraulic Equipment
  • Water Hydraulic Equipment
  • Pneumatic Equipment

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