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SPEEDAIRE Quick Connect Hose Coupling: 3/8 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: 3/8 in Body Size, 1/2 in Hose Fitting Size

The SPEEDAIRE 30E552 is an Industrial Interchange Stainless Steel Quick-Connect Air Coupling Plug with a 3/8 in body size and a 1/2 in MNPT male hose fitting (thread size 1/2" -14). This OEM component is designed for…

SKU 3G-OTH-458529

Brand
SPEEDAIRE
Item
Quick Connect Hose Coupling: 3/8 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
30E552
Type
MNPT, Male
Thread Size
1/2" -14
Hose Fitting Size
1/2 in
Hose Fitting Gender
Male
View Full Spec Sheet

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SPEEDAIRE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPEEDAIRE 30E552 is an Industrial Interchange Stainless Steel Quick-Connect Air Coupling Plug with a 3/8 in body size and a 1/2 in MNPT male hose fitting (thread size 1/2" -14). This OEM component is designed for compressed air systems requiring a durable, corrosion-resistant connection.

Frequently Asked Questions

What is the SPEEDAIRE 30E552 quick connect hose coupling used for?

The SPEEDAIRE 30E552 is an industrial interchange stainless steel quick-connect air coupling plug used in compressed air systems. It provides a durable, corrosion-resistant connection for pneumatic tools and equipment, ensuring reliable air flow in demanding industrial environments.

What are the specifications of the SPEEDAIRE 30E552 coupling?

The SPEEDAIRE 30E552 has a 3/8 in body size, a 1/2 in hose fitting size with MNPT male threads (1/2" -14 thread size). It is an industrial interchange stainless steel quick-connect air coupling plug, designed for compressed air applications.

Where to buy the SPEEDAIRE 30E552 coupling worldwide?

3G Electric supplies the SPEEDAIRE 30E552 quick connect hose coupling worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this OEM component for your compressed air system.

How to install the SPEEDAIRE 30E552 quick connect coupling?

To install the SPEEDAIRE 30E552, ensure the male MNPT threads are clean and apply thread sealant. Hand-tighten into the female port, then use a wrench for a secure fit without over-tightening. Always depressurize the system before installation to avoid injury.

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, 1/2 in Hose Fitting Size, MNPT, Male (MPN 30E550). Key specifications — Brand: SPEEDAIRE; Thread Size: 1/2" -14; Hose Fitting Gender: Male.
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SPEEDAIRE Quick Connect Hose Coupling: 1/4 in Body Size, 1/2 in Hose Fitting Size, MNPT, Male (MPN 30E550). 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.
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.