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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/2 in Hose Fitting Size - Industrial Interchange Stainless Steel Quick-Connect Air Coupling Plugs
SPEEDAIREIndustrial Interchange Stainless Steel Quick-Connect Air Coupling Plugs

SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/2 in Hose Fitting Size

The SPEEDAIRE 30E550 is an Industrial Interchange Stainless Steel Quick-Connect Air Coupling Plug with a 1/4 in body size. It features a 1/2 in male MNPT hose fitting with a 1/2"-14 thread size, designed for…

SKU 3G-OTH-458523

Brand
SPEEDAIRE
Item
Quick Connect Hose Coupling: 1/4 in Body Size, 1/2 in Hose Fitting Size
Category
Industrial Interchange Stainless Steel Quick-Connect Air Coupling Plugs
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Technical Specifications

SPEEDAIRE
Manufacturer Part Number
30E550
Type
MNPT, Male
Thread Size
1/2" -14
Hose Fitting Size
1/2 in
Hose Fitting Gender
Male
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SPEEDAIRE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPEEDAIRE 30E550 is an Industrial Interchange Stainless Steel Quick-Connect Air Coupling Plug with a 1/4 in body size. It features a 1/2 in male MNPT hose fitting with a 1/2"-14 thread size, designed for compressed air systems.

Frequently Asked Questions

What is the SPEEDAIRE 30E550 quick connect hose coupling used for?

The SPEEDAIRE 30E550 is an industrial interchange stainless steel quick-connect air coupling plug used in compressed air systems. It connects hoses and tools in pneumatic applications across manufacturing, automotive, and maintenance environments, providing a secure, leak-resistant connection.

What are the specifications of the SPEEDAIRE 30E550 coupling?

The SPEEDAIRE 30E550 has a 1/4 in body size, a 1/2 in hose fitting size with male MNPT threads, and a thread size of 1/2"-14. It is an industrial interchange stainless steel quick-connect air coupling plug designed for compressed air systems.

Where to buy the SPEEDAIRE 30E550 coupling worldwide?

3G Electric supplies the SPEEDAIRE 30E550 quick connect hose coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your location, ensuring you receive the correct industrial interchange stainless steel coupling for your compressed air system.

How to install the SPEEDAIRE 30E550 quick connect coupling?

To install the SPEEDAIRE 30E550, apply thread sealant to the male MNPT threads and hand-tighten into the female port. Use a wrench for final snugging without over-tightening. Always depressurize the system before installation to ensure safety and prevent damage to the coupling.

Used in

Common applications for SPEEDAIRE
Manufacturing assembly lines — SPEEDAIRE compressed air filters (e.g., 4ZL49) for particulate removal in pneumatic tool supply
Air compressor maintenance — SPEEDAIRE Furnas to Condor P/S Kit (33MH82) for pressure switch conversion on reciprocating compressors
Pneumatic control systems — SPEEDAIRE check valves (810RC7) to prevent backflow in instrument air lines
Air tool repair — SPEEDAIRE internal gears (45P349) and O-rings (42VA60) for rebuilding impact wrenches and grinders
Heavy-duty industrial air preparation — SPEEDAIRE heavy-duty filters (4ZL12) with metal bowls for high-flow, high-pressure applications up to 250 psi
Air motor servicing — SPEEDAIRE repair kits (22XJ91) for maintaining pneumatic gearmotors in conveyor systems

SPEEDAIRE Products

3G Electric supplies SPEEDAIRE industrial interchange stainless 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.

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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/4 in Hose Fitting Size, FNPT, Female (MPN 30E545). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/4" -18; Hose Fitting Gender: Female.
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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/4 in Hose Fitting Size, FNPT, Female (MPN 30E545). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/4" -18; Hose Fitting Gender: Female.
SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/4 in Hose Fitting Size, MNPT, Male (MPN 30E548). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/4" -18; Hose Fitting Gender: Male.
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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/4 in Hose Fitting Size, MNPT, Male (MPN 30E548). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/4" -18; Hose Fitting Gender: Male.
SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 3/8 in Hose Fitting Size, MNPT, Male (MPN 30E549). Key specifications — Brand: SPEEDAIRE; Thread Size: 3/8"-18; Hose Fitting Gender: Male.
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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 3/8 in Hose Fitting Size, MNPT, Male (MPN 30E549). Key specifications — Brand: SPEEDAIRE; Thread Size: 3/8"-18; Hose Fitting Gender: Male.
SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 3/8 in Hose Fitting Size, FNPT, Female (MPN 30E546). Key specifications — Brand: SPEEDAIRE; Thread Size: 3/8"-18; Hose Fitting Gender: Female.
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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 3/8 in Hose Fitting Size, FNPT, Female (MPN 30E546). Key specifications — Brand: SPEEDAIRE; Thread Size: 3/8"-18; Hose Fitting Gender: Female.
SPEEDAIRE Quick Connect Hose Coupling: 3/8 in Body Size, 1/2 in Hose Fitting Size, MNPT, Male (MPN 30E552). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/2" -14; Hose Fitting Gender: Male.
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SPEEDAIRE Quick Connect Hose Coupling: 3/8 in Body Size, 1/2 in Hose Fitting Size, MNPT, Male (MPN 30E552). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/2" -14; Hose Fitting Gender: Male.
SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/2 in Hose Fitting Size, FNPT, Female (MPN 30E547). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/2" -14; Hose Fitting Gender: Female.
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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/2 in Hose Fitting Size, FNPT, Female (MPN 30E547). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/2" -14; Hose Fitting Gender: Female.
SPEEDAIRE Quick Connect Hose Coupling: 3/8 in Body Size, 3/8 in Hose Fitting Size, MNPT, Male (MPN 30E551). Key specifications — Brand: SPEEDAIRE; Thread Size: 3/8"-18; Hose Fitting Gender: Male.
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SPEEDAIRE Quick Connect Hose Coupling: 3/8 in Body Size, 3/8 in Hose Fitting Size, MNPT, Male (MPN 30E551). Key specifications — Brand: SPEEDAIRE; Thread Size: 3/8"-18; Hose Fitting Gender: Male.