SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 3/8 in Hose Fitting Size
The SPEEDAIRE Quick Connect Hose Coupling (MPN 30E728) is a universal-interchange brass/steel push-to-connect air coupling body with a 1/4 in body size and 3/8 in hose fitting size. This push-to-connect coupling…
SKU 3G-OTH-460797
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Product Description
The SPEEDAIRE Quick Connect Hose Coupling (MPN 30E728) is a universal-interchange brass/steel push-to-connect air coupling body with a 1/4 in body size and 3/8 in hose fitting size. This push-to-connect coupling locking type enables one-handed connection for compressed air lines.
Frequently Asked Questions
What is the SPEEDAIRE 30E728 quick connect hose coupling used for?
The SPEEDAIRE 30E728 is a universal-interchange brass/steel push-to-connect air coupling body used to connect compressed air lines in industrial pneumatic systems. Its 1/4 in body size and 3/8 in hose fitting size allow one-handed connection for tools and equipment in machining, material handling, and maintenance applications.
What are the specifications of the SPEEDAIRE 30E728?
The SPEEDAIRE 30E728 quick connect hose coupling has a 1/4 in body size, 3/8 in hose fitting size, and push-to-connect locking type. It is made of brass and steel for universal interchangeability with standard pneumatic couplers. The manufacturer part number is 30E728.
Where to buy the SPEEDAIRE 30E728 worldwide?
3G Electric supplies the SPEEDAIRE 30E728 quick connect hose coupling to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for international orders. Contact us to source this push-to-connect coupling for your pneumatic system needs.
How to install the SPEEDAIRE push-to-connect coupling?
To install the SPEEDAIRE 30E728, push the 3/8 in hose firmly into the coupling body until it locks. Ensure the hose is cut square and free of burrs. For compressed air lines, verify the system is depressurized before connection. Use thread sealant on NPT fittings if applicable. Always follow manufacturer guidelines for safe operation.
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3G Electric supplies SPEEDAIRE universal interchange brass/steel quick-connect air coupling bodies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









