We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

LEGRIS 3175 12 18 Push-to-Connect x MNPT Tube Fitting, Brass, Silver, 10 PK - Nylon & Nickel-Plated Brass Tube Fittings
LEGRISNylon & Nickel-Plated Brass Tube Fittings

LEGRIS 3175 12 18 Push-to-Connect x MNPT Tube Fitting, Brass, Silver, 10 PK

The LEGRIS Push-Fit Fitting (MPN 3175 12 18) is a push-to-connect x MNPT tube fitting in brass with a silver finish, supplied in a 10-pack. It connects 12 mm OD tubing to 3/8 in pipe size, offering a straightforward…

SKU 3G-OTH-492631

Also listed as: 31751218 · 3175-12-18

Brand
LEGRIS
Item
3175 12 18 Push-to-Connect x MNPT Tube Fitting, Brass, Silver, 10 PK
Category
Nylon & Nickel-Plated Brass Tube Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LEGRIS
Manufacturer Part Number
3175 12 18
Type
Push-to-Connect x MNPT, Brass, Silver, 10 PK

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The LEGRIS Push-Fit Fitting (MPN 3175 12 18) is a push-to-connect x MNPT tube fitting in brass with a silver finish, supplied in a 10-pack. It connects 12 mm OD tubing to 3/8 in pipe size, offering a straightforward installation method for pneumatic or fluid systems.

Frequently Asked Questions

What is a LEGRIS push-fit fitting used for?

A LEGRIS push-fit fitting connects 12 mm OD tubing to 3/8 in MNPT pipe threads in pneumatic or fluid systems. It provides a quick, reliable seal without tools, ideal for compressed air, water, or inert gas applications in industrial automation, packaging, and material handling.

What are the specifications of the LEGRIS 3175 12 18 fitting?

The LEGRIS 3175 12 18 is a push-to-connect x MNPT fitting made of nickel-plated brass with a silver finish. It accepts 12 mm OD tubing and connects to 3/8 in pipe size. Supplied in a 10-pack, it is designed for pneumatic or low-pressure fluid systems.

Where to buy LEGRIS push-fit fittings worldwide?

3G Electric supplies LEGRIS push-fit fittings worldwide, handling full logistics and customs clearance. As a global industrial sourcing partner, we provide genuine LEGRIS components like the 3175 12 18 to customers across 14 departments, including pneumatics and fluid handling.

How to install a LEGRIS push-to-connect fitting?

To install a LEGRIS push-fit fitting, cut tubing square, deburr the end, and push it fully into the fitting until it stops. For the MNPT end, apply thread sealant and tighten to standard pipe torque. No tools are needed for the tube connection. Always verify system pressure compatibility.

Used in

Common applications for LEGRIS
Pneumatic actuator speed control — LEGRIS miniature flow control valve 7665 04 10 for meter-out regulation on 4 mm tubing
Compressed air isolation for maintenance — LEGRIS lockout valve 7886 11 11 for 1/8 in NPT systems
Fluid shutoff in water or oil lines — LEGRIS brass ball valve 0492 07 17 with 3/8 in FNPT connections
Push-to-connect air distribution — LEGRIS nylon ball valve 7915 56 11 for 1/4 in tubing with male NPT adapter
Safety lockout on BSPP pneumatic circuits — LEGRIS lockout valve 7880 10 17 for 3/8 in BSPP systems
Compact on/off control in tight spaces — LEGRIS nylon ball valve 7913 56 00 with push-to-connect ports for 1/4 in tubing

LEGRIS Products

3G Electric supplies LEGRIS nylon & nickel-plated brass tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from LEGRIS

View all LEGRIS parts
This LEGRIS tube fitting features a Push-to-Connect x MNPT connection type, allowing quick, tool-free installation of 1/4" OD tubing to a 1/4" male NPT threaded port. Constructed from nylon and nickel-plated brass, it is suitable for use in pneumatic systems, fluid handling, and industrial automation applications
LEGRIS
This LEGRIS tube fitting features a Push-to-Connect x MNPT connection type, allowing quick, tool-free installation of 1/4" OD tubing to a 1/4" male NPT threaded port. Constructed from nylon and nickel-plated brass, it is suitable for use in pneumatic systems, fluid handling, and industrial automation applications
This LEGRIS tube fitting is a tee configuration with Tube x Tube x MNPT connections, made of nylon and nickel-plated brass. It accommodates 5/32 in OD tubing on two ports and a 1/4 in male NPT pipe thread on the third. Sold in a pack of 10, it is used to branch pneumatic or low-pressure fluid lines in industrial automation and machine builds
LEGRIS
This LEGRIS tube fitting is a tee configuration with Tube x Tube x MNPT connections, made of nylon and nickel-plated brass. It accommodates 5/32 in OD tubing on two ports and a 1/4 in male NPT pipe thread on the third. Sold in a pack of 10, it is used to branch pneumatic or low-pressure fluid lines in industrial automation and machine builds
This push-fit wye fitting splits or combines three tubes in pneumatic and low-pressure fluid systems. It accommodates tube sizes 4 mm OD x 4 mm OD x 6 mm OD, with a polymer body and nickel-plated brass construction. Overall length is 35 1/2 mm
LEGRIS
This push-fit wye fitting splits or combines three tubes in pneumatic and low-pressure fluid systems. It accommodates tube sizes 4 mm OD x 4 mm OD x 6 mm OD, with a polymer body and nickel-plated brass construction. Overall length is 35 1/2 mm
This push-fit wye fitting from LEGRIS is made of polymer with nickel-plated brass components. It has a 1/2 in pipe thread and two 12 mm OD outlets, with an overall length of 1 1/2 in. Used to create branch connections in pneumatic or low-pressure fluid systems for splitting one line into two
LEGRIS
This push-fit wye fitting from LEGRIS is made of polymer with nickel-plated brass components. It has a 1/2 in pipe thread and two 12 mm OD outlets, with an overall length of 1 1/2 in. Used to create branch connections in pneumatic or low-pressure fluid systems for splitting one line into two
Nylon and nickel-plated brass push-fit wye fitting for connecting three tubes of equal outside diameter. Used to split or combine airflow in pneumatic tubing systems. Overall length 2 inches. Sold in a pack of 10
LEGRIS
Nylon and nickel-plated brass push-fit wye fitting for connecting three tubes of equal outside diameter. Used to split or combine airflow in pneumatic tubing systems. Overall length 2 inches. Sold in a pack of 10
This tee fitting features a nylon body with nickel-plated brass components, configured with two push-to-connect ports for 1/4 in OD tubing and one female NPT threaded port (1/8"). It enables quick, tool-free connections in pneumatic or fluid systems for branch-line assembly
LEGRIS
This tee fitting features a nylon body with nickel-plated brass components, configured with two push-to-connect ports for 1/4 in OD tubing and one female NPT threaded port (1/8"). It enables quick, tool-free connections in pneumatic or fluid systems for branch-line assembly
This push-to-connect elbow fitting connects 4 mm OD tubing to a 7 mm metric thread. Made of nylon and nickel-plated brass, it enables tool-free installation in pneumatic or fluid systems. Supplied in a black 10-pack
LEGRIS
This push-to-connect elbow fitting connects 4 mm OD tubing to a 7 mm metric thread. Made of nylon and nickel-plated brass, it enables tool-free installation in pneumatic or fluid systems. Supplied in a black 10-pack
This polymer push-fit tee fitting is used to create branch connections in pneumatic or fluid systems. It features three 5/32 in OD ports and an overall length of 1 1/4 in, enabling quick push-to-connect installation in confined spaces common in automation and instrumentation applications
LEGRIS
This polymer push-fit tee fitting is used to create branch connections in pneumatic or fluid systems. It features three 5/32 in OD ports and an overall length of 1 1/4 in, enabling quick push-to-connect installation in confined spaces common in automation and instrumentation applications