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Fittings Product List and Ranking from 386 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.

Fittings 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. ベンカン機工 Gunma//Ferrous/Non-ferrous metals
  2. イハラサイエンス Tokyo//Machine elements and parts
  3. アラム Osaka//Machine elements and parts
  4. 4 CPC（コールダー・プロダクツ・カンパニー）・ジャパン・オフィス Kanagawa//Machine elements and parts
  5. 5 藤川伝導機 Tokyo//Industrial Machinery
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Fittings 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. This is an explanation of the welded pipe fittings PT370 and PG370. ベンカン機工
  2. Secure connection! Japanese-made fluororesin fittings are ARAM Lock! アラム
  3. CPC liquid cooling and water cooling couplings for piping fittings. アラム
  4. 4 Fittings for stainless steel pipes, e-fit EM series イハラサイエンス
  5. 5 Yarway Gunpact Expandable Joint エマソンバルブアンドコントロールジャパン

Fittings Product List

391～405 item / All 1970 items

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Threaded joint "bushing"

Threaded joint "bushing"

Conversion up to 3 stages is possible! A fitting with different diameters that can be used for increasing the size of external screws.

Aso's "Bushing" is a fitting used for increasing the size of external threads or decreasing the size of internal threads. It allows for conversion with minimal spacing between surfaces. Conversion is possible for up to three different sizes. 【Features】 ■ Threaded fitting ■ Fitting with different diameters ■ Conversion with minimal spacing between surfaces ■ Conversion possible for up to three different sizes ■ RoHS compliant products are also available *For more details, please refer to the PDF document or feel free to contact us.

  • valve
  • Pipe Fittings

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Hex Socket Joint

Hex Socket Joint

Used for connecting external threads and external thread piping! A socket with an easy-to-tighten design.

The Asou "Hex Socket" is a socket designed for easy tightening. It is used for connecting external threads to external threads in piping. Processed from hexagonal material, it has sufficient thickness and allows for easy wrenching. 【Features】 ■ Thread joint ■ Socket with an easy-to-tighten design ■ Used for connecting external threads to external threads in piping ■ Easy wrenching ■ RoHS-compliant products are also available *For more details, please refer to the PDF document or feel free to contact us.

  • valve
  • Pipe Fittings

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Threaded joint "dissimilar diameter internal and external socket"

Threaded joint "dissimilar diameter internal and external socket"

Easy to use with a wrench due to the hexagonal shape! Connector for extending screws.

The "Asō's 'Dissimilar Inner and Outer Socket'" is for converting screw sizes. It is used for connecting piping with internal and external threads. It can accommodate sizes with a two-step difference. With a hexagonal shape, it is easy to use a wrench, allowing for secure piping. 【Features】 ■ Socket for converting screw sizes ■ Used for connecting piping with internal and external threads ■ Can accommodate sizes with a two-step difference ■ Easy to use a wrench due to the hexagonal shape ■ RoHS compliant products are also available *For more details, please refer to the PDF materials or feel free to contact us.

  • valve
  • Pipe Fittings

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Screw joint "Conversion internal/external socket"

Screw joint "Conversion internal/external socket"

Stainless steel options are also available! Conversion sockets for NPT and PT threads.

The "Conversion Socket for NPT and PT Threads" by Asō is a socket for converting from NPT threads (American National Pipe Taper Thread) to PT threads and from PT threads to NPT threads. It complies with RoHS directives (cadmium content below 75ppm). In addition to brass, there are also options made of SUS304. 【Features】 ■ Socket for converting between NPT and PT threads ■ Stainless steel options available *For more details, please refer to the PDF materials or feel free to contact us.

  • valve
  • Pipe Fittings

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Screw joint "Square Plug"

Screw joint "Square Plug"

A plug used for blind spots in unnecessary piping! It can also be used for repairs and correcting holes made by mistake.

The "Square Plug" from Asō is used for blinding unnecessary piping sections (internal threads). Since it has a square head, it is easy to cut off the square part after sealing to eliminate any protrusions on the surface. It is also used for repairs and correcting holes that were accidentally opened. 【Features】 ■ For blinding unnecessary piping sections (internal threads) ■ Possible to eliminate surface protrusions ■ Also for repairs and correcting accidentally opened holes ■ RoHS-compliant products are also available *For more details, please refer to the PDF materials or feel free to contact us.

  • valve
  • Pipe Fittings

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Hexagonal Plug Fitting

Hexagonal Plug Fitting

A plug with a hexagon that makes it easy to use a wrench for blind spots in unnecessary piping!

The "Hexagon Plug" from Asō is used for blinding unnecessary piping parts (internal threads). The hexagon design makes it easy to work with a wrench. 【Features】 ■ For blinding unnecessary piping parts (internal threads) ■ Easy to use with a wrench due to the hexagon design ■ RoHS compliant products are also available *For more details, please refer to the PDF materials or feel free to contact us.

  • valve
  • Pipe Fittings

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Hexagonal Cap Fitting

Hexagonal Cap Fitting

A plug with a hexagonal shape that makes it easy to use a wrench for blind holes with unnecessary external pipe threads!

Asō's "Hex Cap" is used for blind spots on unnecessary piping (external threads). The hex shape makes it easy to work with a wrench. 【Features】 ■ For blind spots on unnecessary piping (external threads) ■ Easy to use with a wrench due to the hex shape ■ RoHS-compliant products are also available *For more details, please refer to the PDF materials or feel free to contact us.

  • valve
  • Pipe Fittings

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Threaded joint "Internal Thread Elbow"

Threaded joint "Internal Thread Elbow"

A fitting used to connect external threads in an L-shape, commonly used for piping arrangements!

The "Internal Thread Elbow" from Asō is a fitting used to connect external threads at a right angle (L-shaped). It is commonly used for piping arrangements. 【Features】 ■ Connects external threads at a right angle ■ Frequently used for piping arrangements ■ RoHS-compliant products are also available *For more details, please refer to the PDF document or feel free to contact us.

  • valve
  • Pipe Fittings

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Threaded joint "Reducing internal threaded elbow"

Threaded joint "Reducing internal threaded elbow"

An elbow used for connecting external screws of different sizes, commonly used for piping arrangements!

The "Asou's 'Differently Sized Internal Thread Elbow'" is an internal thread elbow with different sizes of external threads used for connecting pipes with varying sizes. It is commonly used for pipe routing and similar applications. It complies with RoHS directives (cadmium content below 75ppm). 【Features】 ■ Used for connecting pipes of different sizes ■ Commonly used for pipe routing and similar applications ■ Complies with RoHS directives *For more details, please refer to the PDF materials or feel free to contact us.

  • valve
  • Pipe Fittings

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Threaded joint "Internal Thread Cheese"

Threaded joint "Internal Thread Cheese"

When branching in three directions! All three directions are internal threaded types of cheese.

The "Internal Thread Cheese" from Asou has all three directions as internal thread types. It is used for branching in three directions. RoHS compliant products are also available. 【Features】 ■ All three directions are internal thread types ■ For branching in three directions ■ RoHS compliant products are also available *For more details, please refer to the PDF document or feel free to contact us.

  • valve
  • Pipe Fittings

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Threaded joint "External Thread Cheese"

Threaded joint "External Thread Cheese"

When branching in three directions! Cheese with all three directions being external screw type.

Asou's "External Thread Cheese" has all three directions as external thread types. It is used for branching in three directions. RoHS compliant products are also available. 【Features】 ■ All three directions are external thread types ■ For branching in three directions ■ RoHS compliant products are also available *For more details, please refer to the PDF document or feel free to contact us.

  • valve
  • Pipe Fittings

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Screw joint "Cross"

Screw joint "Cross"

When branching in four directions! A fitting for branching and gathering in four directions of the same size.

The "Cross" by Asō is a fitting for branching and gathering in which all four directions are the same size. It has internal threads cut in the cross direction and is used when branching in four directions. It complies with the RoHS directive (cadmium content below 75ppm). 【Features】 ■ Fitting for branching and gathering with the same size in all four directions ■ Internal threads cut in the cross direction, used for branching in four directions ■ Complies with the RoHS directive (cadmium content below 75ppm) *For more details, please refer to the PDF materials or feel free to contact us.

  • valve
  • Pipe Fittings

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RoHS compliant brass screw fittings 'SCREWFITTINGS'

RoHS compliant brass screw fittings 'SCREWFITTINGS'

We are committed to domestic production and provide stable quality. We also flexibly accommodate custom orders! [RoHS compliant products available]

Asso's screw joints offer a wide range of high-quality products, including L-shaped and T-shaped joints, as well as screw elbows. We provide strong connections with screws that meet JIS standards through high-precision threading. 【Features of Screw Joints】 (1) Reduces the risk of liquid leakage (2) Streamlines connection work (3) Abundant product variations (4) Reduces the risk of liquid leakage 【Features of Asso's Screw Joints】 ● Commitment to domestic production stabilizes quality and allows for flexible responses to sudden requests. ● Compliant with the "RoHS Directive," which excludes harmful substances. ● A wide variety of options suitable for various piping connections. ● Elbows and tees are made from durable forged brass, offering high airtightness and excellent workability. ● Flexible responses to custom orders. ● Capable of providing various surveys and documentation. ● Rapid product procurement through a network of sales agents. ● 3D CAD drawings are available. *For more details, please refer to the PDF materials or feel free to contact us.

  • Other machine elements

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Water supply steel pipes, pipe fittings, SKX

Water supply steel pipes, pipe fittings, SKX

The energy applied to the pipe is released due to its flexibility.

There is no need for disassembling the joint or any pre-treatment before inserting the pipe. You can easily connect it by simply inserting the pipe and tightening the bolts and nuts.

  • Pipe Fittings
  • Piping Materials

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General piping stainless steel pipe fittings SKX

General piping stainless steel pipe fittings SKX

Thread cutting processing, dedicated tools for joining, pipe processing, easy connection without welding processing, SKX.

There is no need for processing before disassembling the joint or inserting the pipe. You can easily connect it by simply inserting the pipe and tightening the bolts and nuts.

  • Pipe Fittings
  • Piping Materials

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