ring Product List and Ranking from 42 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

ring Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. 日本ステップ工業 Saitama//Building materials, supplies and fixtures manufacturers
  2. 桜シール 日本本社 Tokyo//others
  3. 未来工業 Gifu//Building materials, supplies and fixtures manufacturers
  4. 4 神田製作所 Tokyo//Building materials, supplies and fixtures manufacturers
  5. 5 日本ファブテック Ibaraki//General contractors and subcontractors
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ring Product ranking

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. Manhole riser adjustment HI-PLA adjustment ring 日本ステップ工業
  2. Water Stop Ring "Sleeve Packing (Packing for Through Sleeves for Underground Beams)" 未来工業
  3. One-Hand Cut Paper Holder 'KS-S504MX' 神田製作所
  4. EG Ring 日本ファブテック
  5. 4 全方向型アイボルト　ロードリング・プラス ルッドスパンセットジャパン

ring Product List

211～225 item / All 333 items

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O-ring AN6230 standard (JIS W 1516)

O-ring AN6230 standard (JIS W 1516)

The O-ring cherry seal is molded from a variety of materials in various sizes, including the AN6230 standard and others.

This is a size series established for fixing cylindrical surfaces, based on the old JIS standard (JIS WG1517). Sakura Seal Co., Ltd. not only offers general materials based on JIS standards, but also provides a variety of high-performance materials, including the "Floro Power Series" featuring Perfluoroelastomer (FFKM) at its peak, and the "Floro Up Series," characterized by low adhesion, low friction, low sticking, and low outgassing. We support appropriate O-ring selection in terms of both size and material.

  • Water and sewerage pipe fittings
  • Power generation facilities
  • Water Supply Facilities

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O-ring AS568 standard (AS series / ARP568 series)

O-ring AS568 standard (AS series / ARP568 series)

The O-ring cherry seal molds various sizes of O-rings, including those that meet the AS568 standard (aerospace standard), using a wide variety of materials.

This is a size series that is globally used for aircraft and other applications, established by SAE International in the United States. Sakura Seal Co., Ltd. supports the appropriate selection of O-rings in terms of both size and material, offering a variety of high-performance materials such as the "Floro Power Series," which features Perfluoroelastomer (FFKM) at its peak, as well as the "Floro Up Series," characterized by low adhesion, low friction, low sticking, and low outgassing, in addition to general-purpose materials based on JIS standards.

  • Safety and consumables
  • Water and sewerage pipe fittings
  • Railway Construction

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O-ring Fluoro Power 3F (3-component FKM - standard)

O-ring Fluoro Power 3F (3-component FKM - standard)

Standard type three-component fluorine rubber material with O-ring cherry seal.

Made from fluororubber (type 3), this material has excellent chemical resistance and heat resistance, and is also resistant to strong acids and steam. Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small to large diameter rings, in addition to the standard sizes according to JIS standards, and we support the appropriate selection of O-rings in terms of both material and size. * Various types of fluororubber are the specialty of Sakura Seal Co., Ltd. * We also accommodate shapes other than O-rings.

  • Safety and consumables
  • Water and sewerage pipe fittings
  • Railway Construction

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O-ring Fluoro Power 3FW (3-component FKM - white)

O-ring Fluoro Power 3FW (3-component FKM - white)

White type of ternary fluorine rubber material with cherry blossom seal of O-ring.

This material is a white type made of fluororubber (type 3), which boasts excellent chemical resistance and heat resistance. It does not use carbon black as a filler, resulting in superior cleanliness (sanitary properties). Additionally, it has resistance to strong acids and steam. Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small to large diameter rings, not only in standard sizes according to JIS standards but also in various sizes, supporting the appropriate selection of O-rings in terms of both material and size. * Various types of fluororubber are the specialty of Sakura Seal Co., Ltd. * We also accommodate shapes other than O-rings.

  • Safety and consumables
  • Water and sewerage pipe fittings

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O-ring Fluoro Power 3FH (3-component FKM - heat-resistant up to 250°C)

O-ring Fluoro Power 3FH (3-component FKM - heat-resistant up to 250°C)

Heat-resistant ternary fluororubber (high temperature resistance: 250°C) material with O-ring cherry seal.

This is a fluororubber (terpolymer) material with improved heat resistance. It also possesses excellent chemical resistance and has resistance to strong acids and steam. Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small O-rings to large diameter rings, in various sizes beyond the general standard sizes according to JIS standards, and we support the appropriate selection of O-rings in terms of both material and size. * Various types of fluororubber are the specialty of Sakura Seal Co., Ltd. * We also accommodate shapes other than O-rings.

  • Safety and consumables
  • Water and sewerage pipe fittings
  • Railway Construction

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Perfluoro O-ring Fluoro Power FFH (FFKM - Heat Resistant - Old)

Perfluoro O-ring Fluoro Power FFH (FFKM - Heat Resistant - Old)

Old grade of heat-resistant perfluoroelastomer (high temperature resistance -300°C) material with O-ring cherry seal.

This is a material made from perfluoroelastomer, which has significantly improved heat resistance to a very high level. However, due to the development of Fluoropower FFS, which surpasses all performance characteristics including heat resistance and chemical resistance, we now recommend switching to it. Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small O-rings to large diameter rings, not only in standard sizes according to JIS standards but also in various sizes, and we support the appropriate selection of O-rings in terms of both material and size. * Various fluororubbers, including perfluoro, are the materials that Sakura Seal Co., Ltd. is most skilled in. * We also accommodate shapes other than O-rings.

  • Safety and consumables

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Perfluoro O-ring Fluoro Power FFHW (FFKM: heat-resistant + white)

Perfluoro O-ring Fluoro Power FFHW (FFKM: heat-resistant + white)

White type heat-resistant perfluoroelastomer (high temperature resistance: 280°C) material with O-ring cherry blossom seal.

This material is a white type of perfluoroelastomer with improved heat resistance and excellent chemical resistance. Its low particle characteristics are enhanced by the absence of carbon black, and it demonstrates outstanding plasma resistance. Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small to large diameter rings, not only in standard sizes according to JIS standards but also supports appropriate O-ring selection in terms of both material and size. * Various types of fluororubber, including perfluoro, are the specialty of Sakura Seal Co., Ltd. * We also accommodate shapes other than O-rings.

  • Safety and consumables

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Perfluoro O-ring Fluoro Power FFH90 (FFKM: Heat and Pressure Resistant)

Perfluoro O-ring Fluoro Power FFH90 (FFKM: Heat and Pressure Resistant)

High hardness heat-resistant perfluoroelastomer (high temperature resistance: 280°C) material with O-ring cherry seal.

The material is a perfluoroelastomer that has improved pressure resistance and heat resistance, and it also possesses excellent chemical resistance. Additionally, it excels in blister resistance (explosion-proof properties) and has passed the RGD test (ISO 23936-2 certification). Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small O-rings to large diameter rings, not only in standard sizes according to JIS standards but also supports the appropriate selection of O-rings in terms of both material and size. * Various types of fluororubber, including perfluoro, are the specialty of Sakura Seal Co., Ltd. * We also accommodate shapes other than O-rings.

  • Water and sewerage pipe fittings
  • Railway Construction
  • Pipeline Construction

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O-ring Fluoro Power DEW (Biteon ETP - White)

O-ring Fluoro Power DEW (Biteon ETP - White)

White type Bition ETP (FFKM-E) material with O-ring cherry seal.

The material is a white type made from Baiton ETP (FFKM-E), which has excellent chemical resistance and is also resistant to polar solvents, strong acids, and strong alkalis. Additionally, it excels in low particle generation due to the absence of carbon black as a filler, and it has good plasma resistance. As a lower-cost alternative to Perfluoro (FFKM) material, it is effective for cost reduction. Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small O-rings to large diameter rings, not only in standard sizes according to JIS standards but also in various sizes and materials, supporting appropriate O-ring selection in both material and size. * Various fluororubbers, including FFKM-E, are the materials that Sakura Seal Co., Ltd. specializes in the most. * We also accommodate shapes other than O-rings.

  • Safety and consumables
  • Clean Room

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O-ring Fluoro Power AF (FEPM - Standard)

O-ring Fluoro Power AF (FEPM - Standard)

Standard type Afuras made of O-ring cherry seal (FEPM) material.

The material is made of Aflas (FEPM), which has excellent chemical resistance and is also resistant to strong acids, strong alkalis, and steam. Additionally, it surpasses Perfluoro (FFKM) in amine resistance and possesses rare properties such as radiation resistance. Sakura Seal Co., Ltd. offers a wide variety of O-rings, ranging from very small O-rings to large diameter rings, in both general standard sizes according to JIS standards and various sizes and materials, supporting the appropriate selection of O-rings in terms of both material and size. * Various types of fluororubber, including FEPM, are the specialty of Sakura Seal Co., Ltd. * We also accommodate shapes other than O-rings.

  • Safety and consumables
  • Water and sewerage pipe fittings
  • Railway Construction

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O-ring KS standard (KS number / KS series)

O-ring KS standard (KS number / KS series)

The O-ring cherry seal molds O-rings of various sizes, including KS standards, using a wide variety of materials.

The KS standards established for the oil and pneumatic industry are size series used for motion and cylindrical surface fixation. Sakura Seal Co., Ltd. not only offers general materials based on JIS standards but also provides various high-performance materials, including the "Floro Power Series" featuring Perfluoroelastomer (FFKM) at its peak, and the "Floro Up Series," characterized by low adhesion, low friction, low sticking, and low outgassing. We support the appropriate selection of O-rings in terms of both size and material.

  • Safety and consumables
  • Water and sewerage pipe fittings
  • Railway Construction

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O-ring

O-ring

At O-Ring Sakura Seal, we offer a wide range of sizes and diverse materials, with over 20,000 types in stock for immediate delivery.

O-rings are the core products of Sakura Seal Co., Ltd. We offer a wide variety of materials ranging from general-purpose materials according to JIS standards to high-performance materials such as Perfluoroelastomer, and we mold them into various sizes from standard dimensions to special dimensions. Among them, O-rings made of fluororubber are the products that Sakura Seal excels at the most. We provide not only general-purpose FKM materials but also various fluororubber materials with special properties, including FFKM materials. Sakura Seal's O-rings meet quality requirements considering harsh usage environments, price demands arising from the ever-changing market conditions, and short delivery time requirements.

  • Work tools
  • Water and sewerage pipe fittings
  • Railway Construction

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O-ring VMQ-70 (Type C / Silicone Rubber)

O-ring VMQ-70 (Type C / Silicone Rubber)

The cherry blossom seal for O-rings is molded in a variety of materials, including VMQ-70 (Type C / silicone rubber), and comes in a wide range of sizes.

The material is made of silicone rubber, which excels in heat resistance, cold resistance, and weather resistance, but has inferior oil resistance and physical properties. Before JIS B2401:2012 defined VMQ-70, it was referred to as Type 4C (old JIS standard = JIS B2401:2005). Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small O-rings to large diameter rings, not only in general standard sizes according to JIS standards but also supports the appropriate selection of O-rings in terms of both material and size. * As of now, there are no materials that meet the standards of VMQ-70 as defined by JIS B2401:2012. * We also accommodate shapes other than O-rings.

  • Water supply facilities
  • Safety and consumables
  • Water and sewerage pipe fittings

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O-ring VMQ-50 (50° SI / silicone rubber)

O-ring VMQ-50 (50° SI / silicone rubber)

The O-ring cherry seal is molded from various materials including VMQ-50 (50° SI / silicone rubber) and is available in a wide range of O-ring sizes.

The material is made of silicone rubber, which excels in heat resistance, cold resistance, and weather resistance, but has inferior oil resistance and physical properties. Additionally, due to its softness, it is suitable for use in low-strength grooves. Sakura Seal Co., Ltd. offers a wide variety of O-rings, ranging from very small O-rings to large diameter rings, not only in standard sizes according to JIS standards but also supports the appropriate selection of O-rings in terms of both material and size. * We also accommodate shapes other than O-rings.

  • Water supply facilities
  • Safety and consumables
  • Water and sewerage pipe fittings

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O-ring PTFE (Teflon / polytetrafluoroethylene resin)

O-ring PTFE (Teflon / polytetrafluoroethylene resin)

The O-ring cherry seal is made from various materials including PTFE (Teflon / polytetrafluoroethylene resin), and we produce O-rings in a wide range of sizes.

Made of fluororesin (PTFE), it excels in chemical resistance, heat resistance, and surface lubricity. It is widely known by the common name Teflon, and while it has inferior elasticity and resilience compared to rubber materials, it exhibits a certain level of sealing performance. Sakura Seal Co., Ltd. offers a wide range of O-rings, from very small O-rings to large diameter rings, not only in standard sizes according to JIS standards but also in various sizes, supporting the appropriate selection of O-rings in terms of both material and size. * We also accommodate shapes other than O-rings.

  • accessories
  • Safety and consumables
  • Water and sewerage pipe fittings

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