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AIRPRESS 4337565 reducing ring 3/8" internal x 1/2" external

Supplier number: AIRPRESS 4337565 | EAN 8712418360684
1.83 tax incl.
€1.51 excl. VAT (incl. all environmental contributions)
On order: delivered from 01/10/2026
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  • Ordered before 20:00 - delivered tomorrow 01/10/2026
  • Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
  • Delivery by DHL
  • Delivered from Belgium

Durable pneumatic reduction for compressed air systems

Practical benefits
  • Reliable Airpress reduction: You connect components with different pipe sizes easily using the 1/2" male to 3/8" female thread.
  • Superior corrosion resistance: The robust stainless steel construction protects your air line setup from corrosion and heavy wear.
  • Tight and secure fit: Thanks to accurate BSPT and BSPP threads, you achieve a firm and leak-free joint during assembly.

In a nutshell

The right choise for

With the Airpress 4337565 reducing ring, you establish a reliable and leak-free connection across your pneumatic installation. This reducer bridges the gap between a 1/2" bspt male thread and a 3/8" bspp female thread. Made from robust stainless steel, it delivers excellent resistance against corrosion, rust, and wear, even in demanding or humid workshop environments. Whether you are adapting piping layouts or connecting air tools with mismatched sizes, this fitting ensures a solid, durable, and tight joint for your compressed air setup.



€1.83
tax incl.

Product information

Key features according to our expert

  • Connection size 1: 1/2"
  • Figure number: Not applicable
  • Connection type 1: External thread
  • Application area: Pneumatic
  • Sub-brand: Not applicable
  • Material (coupling): Stainless steel
  • Dash size (connection 2): Not applicable
  • Thread type (connection 2): BSPP
  • Connection type 2: Internal thread
  • Connection size 2: 3/8"
  • Dash size (connection 1): Not applicable
  • Thread type (connection 1): BSPT

All Features

Connection size 1
1/2"
Figure number
Not applicable
Connection type 1
External thread
Application area
Pneumatic
Sub-brand
Not applicable
Material (coupling)
Stainless steel
Dash size (connection 2)
Not applicable
Thread type (connection 2)
BSPP
Connection type 2
Internal thread
Connection size 2
3/8"
Dash size (connection 1)
Not applicable
Thread type (connection 1)
BSPT
  • Brand AIRPRESS
  • EAN 8712418360684
  • Supplier number AIRPRESS 4337565

Frequently asked questions about this product

Answered by specialists
What are the thread sizes of this reducing ring?
The reducing ring has a 1/2" male thread (BSPT) and a 3/8" female thread (BSPP).
What material is this reducing coupling made of?
This coupling is made of stainless steel.
What is the main application for this reducing fitting?
It is designed for pneumatic and compressed air installations to connect components with different thread sizes.
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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