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WEATHERHEAD Standard Steel Inverted Flare Tube Fitting Nut - Standard Steel Inverted Flare Tube Fittings
WEATHERHEADStandard Steel Inverted Flare Tube Fittings

WEATHERHEAD Standard Steel Inverted Flare Tube Fitting Nut

The WEATHERHEAD 105X3 is a standard steel inverted flare tube fitting nut for 3/16 in OD tubing. It features a 3/8"-24 thread size A, 9/16 in overall length, and is ASME compliant. 3G Electric interprets this demand…

SKU 3G-OTH-741905

Brand
WEATHERHEAD
Item
Standard Steel Inverted Flare Tube Fitting Nut
Part Number
105X3
Category
Standard Steel Inverted Flare Tube Fittings
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

WEATHERHEAD
Manufacturer Part Number
105X3
Type
Flared, 3/8"-24 Thread Size A
Overall Lg
9/16 in
Standards
ASME
Thread Size A
3/8"-24

Technical Documents

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

Product Description

The WEATHERHEAD 105X3 is a standard steel inverted flare tube fitting nut for 3/16 in OD tubing. It features a 3/8"-24 thread size A, 9/16 in overall length, and is ASME compliant. 3G Electric interprets this demand, sources the genuine OEM part, and supports your application across 14 industrial departments — with specialist depth in combustion, pumps, and controls.

Frequently Asked Questions

What is the WEATHERHEAD 105X3 flared fitting nut used for?

The WEATHERHEAD 105X3 is a standard steel inverted flare tube fitting nut used to connect 3/16 in OD tubing in hydraulic and fluid power systems. It is commonly applied in industrial machinery, automotive, and pneumatic circuits where a leak-proof, ASME-compliant joint is required.

What are the specifications of the WEATHERHEAD 105X3?

The WEATHERHEAD 105X3 has a 3/8"-24 thread size A, fits 3/16 in OD tubing, and has a 9/16 in overall length. It is a flared, standard steel inverted flare nut compliant with ASME standards. The manufacturer part number is 105X3.

Where to buy the WEATHERHEAD 105X3 worldwide?

3G Electric supplies the genuine WEATHERHEAD 105X3 flared fitting nut worldwide. We interpret your demand, source the OEM part, and handle full logistics and customs clearance for delivery to any global location. Contact us for availability and lead time.

How to install the WEATHERHEAD 105X3 inverted flare nut?

To install the WEATHERHEAD 105X3, slide the nut over the tubing, then flare the tube end using a proper flaring tool. Thread the nut onto the mating fitting and tighten to the manufacturer's recommended torque. Avoid over-tightening to prevent thread damage. Always follow ASME guidelines.

Used in

Common applications for WEATHERHEAD
Hydraulic power units — Weatherhead 7000 Series Ermeto compression nuts and Ermeto Flareless adapters for leak-tight tube connections on 1/8 in to 7/8 in OD steel tubing.
Pneumatic control panels — Weatherhead flareless bite-type compression elbows and tees for routing air lines without flaring, with thread sizes such as 1/2-20 and 9/16-18.
Lubrication systems — Weatherhead compression fitting plugs (e.g., MPN 7229X05) to seal tube ends or ports in centralized lubrication circuits.
Industrial fluid transfer — Weatherhead quick-connect couplings for temporary or frequent connection of hydraulic hoses and tubing in maintenance operations.
High-pressure hydraulic circuits — Weatherhead hydraulic flange fittings for secure connections on large-diameter tubing and hose assemblies.
Flow control in test stands — Weatherhead needle valves for precise adjustment of fluid flow in hydraulic and pneumatic test rigs.
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WEATHERHEAD Products

3G Electric supplies WEATHERHEAD standard steel inverted flare tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
BRENNAN INDUSTRIES
BRENNAN INDUSTRIES
This tube nut is a component of a flareless bite-type compression fitting for 16 mm OD tubing. Made of steel with M24x1.5 metric threads, it creates a leak-proof metal-to-metal seal without flaring. Used in hydraulic and pneumatic systems for high-pressure fluid power connections
BRENNAN INDUSTRIES
BRENNAN INDUSTRIES
Steel tube nut for flareless bite-type compression fittings, with M22x1.5 metric thread and 14 mm OD tube size. Creates a leak-proof metal-to-metal seal without flaring. Used in hydraulic and pneumatic systems for high-pressure tubing connections
BRENNAN INDUSTRIES
BRENNAN INDUSTRIES
Steel tube nut for flareless bite-type compression fittings, designed for 6 mm OD tubing with M10x1.0 metric thread. Used in hydraulic and pneumatic systems to secure tubing without flaring, suitable for industrial machinery and fluid power applications
BRENNAN INDUSTRIES
BRENNAN INDUSTRIES
Steel tube nut for flareless bite-type compression fittings. Accommodates 6 mm OD tubing with M14x1.5 metric threads. Used in hydraulic and pneumatic systems to secure tubing connections
BRENNAN INDUSTRIES
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Steel tube nut from the D0318 series for flareless bite-type compression fittings. Features M30x2.0 metric thread and fits 22 mm OD tubing. Used in hydraulic and pneumatic systems to secure tubing and create a leak-proof seal
BRENNAN INDUSTRIES
BRENNAN INDUSTRIES
Steel tube nut for 10 mm OD tubing with M16x1.5 metric thread. Part of the D0318 series for flareless bite-type compression fittings. Used in hydraulic and pneumatic systems to secure tubing without flaring, suitable for high-pressure fluid handling in industrial machinery

More from WEATHERHEAD

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This standard steel inverted flare tube fitting nut is designed for use with 1/4 in OD tubing in flared connections. It features a 7/16"-24 thread size and 9/16 in overall length, meeting SAE 040110 standards. Commonly applied in industrial fluid systems for leak-tight joints
WEATHERHEAD
This standard steel inverted flare tube fitting nut is designed for use with 1/4 in OD tubing in flared connections. It features a 7/16"-24 thread size and 9/16 in overall length, meeting SAE 040110 standards. Commonly applied in industrial fluid systems for leak-tight joints

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