SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/4 in Hose Fitting Size
The SPEEDAIRE Quick Connect Hose Coupling (MPN 30E657) is an industrial interchange steel air coupling plug with a 1/4 in body size and 1/4 in hose fitting size. It features a 1/4" -18 MNPT male thread for secure…
SKU 3G-OTH-457051
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Product Description
The SPEEDAIRE Quick Connect Hose Coupling (MPN 30E657) is an industrial interchange steel air coupling plug with a 1/4 in body size and 1/4 in hose fitting size. It features a 1/4" -18 MNPT male thread for secure connections in pneumatic systems.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the SPEEDAIRE 30E657 quick connect hose coupling used for?
The SPEEDAIRE 30E657 is an industrial interchange steel air coupling plug used to connect pneumatic tools and hoses in compressed air systems. It provides a secure, quick-disconnect joint for maintenance and production lines across manufacturing, automotive, and general industrial applications.
What are the specifications of the SPEEDAIRE 30E657 coupling?
The SPEEDAIRE 30E657 has a 1/4 in body size and 1/4 in hose fitting size with a 1/4" -18 MNPT male thread. It is an industrial interchange steel air coupling plug, male gender, manufactured by SPEEDAIRE under MPN 30E657. These specs ensure compatibility with standard pneumatic systems.
Where to buy the SPEEDAIRE 30E657 coupling worldwide?
3G Electric supplies the SPEEDAIRE 30E657 quick connect hose coupling to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this pneumatic component.
How to install the SPEEDAIRE 30E657 quick connect coupling?
To install the SPEEDAIRE 30E657, apply thread sealant to the 1/4" -18 MNPT male threads and hand-tighten into the female port of your pneumatic tool or hose fitting. Use a wrench for final snugging—avoid overtightening. Always depressurize the system before installation to ensure safety.
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3G Electric supplies SPEEDAIRE industrial interchange steel quick-connect air coupling plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









