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AIRPRESS 4337523 adapter nipple 1/4" x 3/8" external

Supplier number: AIRPRESS 4337523 | EAN 8712418360639
2.46 tax incl.
€2.03 excl. VAT (incl. all environmental contributions)
On order: delivered from 02/10/2026

  • Delivery by DHL

Reliable reduction for compressed air

Practical benefits
  • Seamless connection between sizes: This Airpress reducing nipple allows you to connect 3/8" and 1/4" fittings easily across your pneumatic setup.
  • Durable stainless steel build: The tough stainless steel construction provides long-lasting resistance against corrosion and mechanical wear during operation.
  • Tight conical thread seal: With external BSPT tapered threads, you achieve a solid and secure joint within your compressed air lines.

In a nutshell

The right choise for

With the Airpress 4337523 reducing nipple, you easily create a dependable joint between compressed air lines and pneumatic components of different sizes. This adapter provides a direct transition from a 3/8" connection to a 1/4" connection, allowing you to configure your pneumatic setup with complete flexibility. Thanks to the tapered male bspt threads on both ends, you achieve a firm and tight seal across your pipework. Its durable stainless steel build resists corrosion and mechanical wear, ensuring long-lasting, leak-free performance in demanding workshop and industrial environments.



€2.46
tax incl.

Product information

Key features according to our expert

  • Connection size 1: 3/8"
  • Figure number: Not applicable
  • Connection type 1: External thread
  • Application area: Pneumatic
  • Material (coupling): Stainless steel
  • Dash size (connection 2): Not applicable
  • Thread type (connection 2): BSPT
  • Connection type 2: External thread
  • Connection size 2: 1/4"
  • Dash size (connection 1): Not applicable
  • Thread type (connection 1): BSPT

All Features

Connection size 1
3/8"
Figure number
Not applicable
Connection type 1
External thread
Application area
Pneumatic
Material (coupling)
Stainless steel
Dash size (connection 2)
Not applicable
Thread type (connection 2)
BSPT
Connection type 2
External thread
Connection size 2
1/4"
Dash size (connection 1)
Not applicable
Thread type (connection 1)
BSPT
  • Brand AIRPRESS
  • EAN 8712418360639
  • Supplier number AIRPRESS 4337523

Frequently asked questions about this product

Answered by specialists
What thread sizes does this reducing nipple have?
This nipple features a 3/8" male thread on one side and a 1/4" male thread on the other.
What type of thread is used on this fitting?
Both connections feature tapered BSPT threads.
What is this reducing nipple used for?
You use it to directly connect pneumatic components or air lines with differing thread sizes.
What material is this fitting made of?
It is manufactured from stainless steel for durable and reliable performance.
Questions about this product?

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