ring Product List and Ranking from 143 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
This ranking is based on the number of page views on our site.

ring Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
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 ジャパンノップ Osaka//Other construction industries
  5. 5 神田製作所 Tokyo//Building materials, supplies and fixtures manufacturers
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ring Product ranking

Last Updated： Aggregation Period:Dec 24, 2025～Jan 20, 2026
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. Ultra Ring for round separator water swellable separator part sealing ring ジャパンノップ
  4. One-Hand Cut Paper Holder 'KS-S504MX' 神田製作所
  5. 4 Theft-proof key-equipped, space-saving "Double Toilet Paper Holder" タカラ産業 本社

ring Product List

76～90 item / All 326 items

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O-ring JASO F404 standard (JASO number / JASO series)

O-ring JASO F404 standard (JASO number / JASO series)

The O-ring cherry seal molds O-rings of various sizes, including the JASO F404 standard, using a wide variety of materials.

The JASO F404 standard, established by the Japan Automobile Technology Association for use in motion, cylindrical surface fixation, and flat surface fixation, is a widely used size series for automotive applications. Sakura Seal Co., Ltd. not only offers general-purpose materials based on JIS standards but also provides a variety of high-performance materials in the "Floro Power Series," topped by Perfluoroelastomer (FFKM), as well as the "Floro Up Series," characterized by low adhesion, low friction, low sticking, and low outgassing, thereby supporting appropriate O-ring selection in terms of both size and material.

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

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Perfluoro O-ring Fluoro Power FF (FFKM - Standard)

Perfluoro O-ring Fluoro Power FF (FFKM - Standard)

Standard type perfluoroelastomer material with O-ring cherry seal.

Made of perfluoroelastomer, it has extremely excellent chemical resistance and also excels in heat resistance and mechanical properties. 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 in various sizes, supporting 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. specializes in the most. * 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 FFW (FFKM - white)

Perfluoro O-ring Fluoro Power FFW (FFKM - white)

White type perfluoroelastomer material with O-ring cherry seal.

It is a white type of material made from perfluoroelastomer, which has extremely excellent chemical resistance and, due to the absence of carbon black as a filler, also excels in cleanliness and plasma resistance. 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. * 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
  • Water and sewerage pipe fittings
  • Plastering and painting work

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O-ring Fluoro Power 3F90 (3-component FKM - pressure-resistant)

O-ring Fluoro Power 3F90 (3-component FKM - pressure-resistant)

High hardness type of ternary fluororubber material with O-ring cherry blossom seal.

A fluororubber (terpolymer) material with improved pressure resistance, featuring excellent chemical resistance and heat resistance, as well as resistance to strong acids and steam. It also 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 in various sizes, supporting appropriate O-ring selection 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
  • Railway Construction
  • Pipeline Construction

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O-ring Fluoro Power DEB (Buna ETP - Standard)

O-ring Fluoro Power DEB (Buna ETP - Standard)

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

The material is made of Byteon ETP (FFKM-E), which has excellent chemical resistance and is also resistant to polar solvents, strong acids, and strong alkalis. It is effective for cost reduction as a lower compatibility alternative to Perfluoro (FFKM) material. 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 types of fluororubber, including FFKM-E, 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 DL (Cold-resistant FKM - Low-temperature resistant)

O-ring Fluoro Power DL (Cold-resistant FKM - Low-temperature resistant)

Cold-resistant FKM (low-temperature resistant) material with cherry blossom seal O-ring.

The material is a fluororubber (terpolymer) with improved cold resistance, possessing excellent low-temperature characteristics, as well as chemical resistance and steam resistance suitable for use in strong acids. Sakura Seal Co., Ltd. offers a wide range of O-rings, from extremely 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. * Various types of fluororubber, including cold-resistant FKM, 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 DD (Conductive FKM - Anti-static)

O-ring Fluoro Power DD (Conductive FKM - Anti-static)

Conductive FKM (static electricity prevention) material with O-ring cherry blossom seal.

Conductive fluororubber (tertiary type) material prevents the accumulation of static electricity and avoids charging. It also excels in heat resistance and cold resistance, and is equipped with chemical resistance and steam resistance that can be used with strong acids. 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 in various sizes, supporting the appropriate selection of O-rings in terms of both material and size. * Conductive FKM and various types of fluororubber are the materials that Sakura Seal Co., Ltd. specializes in the most. * We also accommodate shapes other than O-rings.

  • Safety and consumables
  • Water and sewerage pipe fittings
  • Clean Room

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O-ring Fluoro Power FQ (FVMQ - Low Temperature Resistant)

O-ring Fluoro Power FQ (FVMQ - Low Temperature Resistant)

Full fluorosilicone (FVMQ) material with O-ring cherry seal.

Made from fluorosilicone (FVMQ), this material has excellent cold resistance and also possesses oil and alcohol resistance. 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. We support the selection of appropriate O-rings in terms of both material and size. * We also accommodate shapes other than O-rings.

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

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O-ring ISO standards (ISO number / ISO series)

O-ring ISO standards (ISO number / ISO series)

The O-ring cherry seal molds O-rings of various sizes according to ISO standards (International Organization for Standardization) using a wide variety of materials.

The ISO standards established by the International Organization for Standardization are primarily utilized outside of Japan. Sakura Seal Co., Ltd. produces various high-performance materials, including the most in-demand NBR-70-1 (1A) and, as needed, the Perfluoroelastomer (FFKM) at the top of the range, known as the "Floro Power Series," as well as 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 size standard (size)

O-ring size standard (size)

The O-ring cherry seals are molded in various materials, incorporating not only JIS standard sizes but also intermediate, extended, and derived sizes into the standards.

We manufacture and sell a wide variety of materials with various characteristics of Sakura seals, ranging from tiny micro O-rings to large-diameter extra-large O-rings. In addition to sizes based on the Japanese Industrial Standards JIS B2401, we offer a range of sizes subdivided by various industries and support appropriate size selection along with groove design.

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

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O-ring NBR-70-1 (Type A / Nitrile Rubber)

O-ring NBR-70-1 (Type A / Nitrile Rubber)

The O-ring cherry seal is molded from various materials, including NBR-70-1 (Type A/Nitrile rubber), and comes in a wide range of sizes.

It is the most versatile material made of nitrile rubber. It has oil resistance and abrasion resistance, but it is inferior in weather resistance. Before JIS B2401:2012 defined it as NBR-70-1, it was referred to as Type A (old JIS standard = JIS B2401:2005). Sakura Seal Co., Ltd. offers a wide variety of O-rings, ranging from very small O-rings to large diameter rings, in addition to the general standard sizes according to JIS standards, and we support the appropriate selection of O-rings in terms of both material and size. * We also accommodate shapes other than O-rings.

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

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O-ring NBR-90 (Type B / Nitrile Rubber)

O-ring NBR-90 (Type B / Nitrile Rubber)

The O-ring cherry seal is molded from various materials including NBR-90 (Type B/Nitrile rubber) and is available in a wide range of sizes.

Made of nitrile rubber, it has high hardness and excellent pressure resistance. It possesses oil resistance and abrasion resistance, but is inferior in weather resistance. Before JIS B2401:2012 defined it as NBR-90, it was referred to as Type B (old JIS standard = JIS B2401:2005). Sakura Seal Co., Ltd. offers a wide variety of O-rings, ranging from very small O-rings to large diameter rings, in addition to the general standard sizes specified by JIS standards, and we support the appropriate selection of O-rings in terms of both material and size. * We also accommodate shapes other than O-rings.

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

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O-ring CR-70 (Chloroprene rubber)

O-ring CR-70 (Chloroprene rubber)

Material 'CR-70 (Chloroprene Rubber)' with O-ring cherry seal

Made of chloroprene rubber, it has oil resistance and weather resistance. Sakura Seal Co., Ltd. offers a wide variety of O-rings, ranging from very small O-rings 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. * We also accommodate shapes other than O-rings.

  • Safety and consumables
  • Water and sewerage pipe fittings

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Perfluoro O-ring Fluoro Power FFN (FFKM: Plasma Resistant)

Perfluoro O-ring Fluoro Power FFN (FFKM: Plasma Resistant)

Heat-resistant perflo (high temperature resistance: 300°C) material without filler using O-ring cherry seal.

The material is a perfluoroelastomer that combines extremely excellent heat resistance and chemical resistance, and because it does not use any fillers (non-carbon, non-metal), it excels in low particle generation and demonstrates excellent plasma resistance. 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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Plasma-resistant O-ring Fluoro Power DPR (special fluorine rubber)

Plasma-resistant O-ring Fluoro Power DPR (special fluorine rubber)

Special material (fluororubber + fluororesin) without the use of a compound material, using O-ring cherry seals.

This is a special material that has excellent plasma resistance while maintaining a high cost advantage. Because it does not use any blending agents, it excels in low particle generation and demonstrates excellent plasma resistance in dry processes for semiconductors and liquid crystal-related equipment. It is effective as a lower-tier alternative to the non-filler type heat-resistant perfluoro material "FluoroPower FFN (FFKM-Plasma Resistant)." Sakura Seal Co., Ltd. offers a wide variety of O-rings, ranging from extremely small O-rings to large diameter rings, in both general standard sizes according to JIS standards and various other sizes, supporting appropriate O-ring selection in terms of both material and size. * Various types of fluororubber, including perfluoro, are the materials that Sakura Seal Co., Ltd. specializes in the most. * We also accommodate shapes other than O-rings.

  • Safety and consumables

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