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

LEGRIS 3121 04 13 BSPT x Push-to-Connect Tube Fitting - Nylon & Nickel-Plated Brass Tube Fittings
LEGRISNylon & Nickel-Plated Brass Tube Fittings

LEGRIS 3121 04 13 BSPT x Push-to-Connect Tube Fitting

The LEGRIS Push-Fit Adapter Fitting (MPN 3121 04 13) is a BSPT x Push-to-Connect tube fitting in silver brass, connecting 1/4 in pipe to 4 mm OD tubing. As a nylon and nickel-plated brass fitting, it supports quick…

SKU 3G-OTH-491922

Also listed as: 31210413 · 3121-04-13

Brand
LEGRIS
Item
3121 04 13 BSPT x Push-to-Connect Tube Fitting
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
3121 04 13
Type
BSPT x Push-to-Connect, Brass, Silver

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 Adapter Fitting (MPN 3121 04 13) is a BSPT x Push-to-Connect tube fitting in silver brass, connecting 1/4 in pipe to 4 mm OD tubing. As a nylon and nickel-plated brass fitting, it supports quick, secure connections in pneumatic and fluid systems.

Frequently Asked Questions

What is the LEGRIS Push-Fit Adapter Fitting used for?

The LEGRIS Push-Fit Adapter Fitting (3121 04 13) connects 1/4 in BSPT pipe to 4 mm OD tubing in pneumatic and fluid systems. It provides a quick, secure push-to-connect joint for air, water, or light oil applications in industrial automation and machine building.

What are the specifications of the LEGRIS 3121 04 13?

This LEGRIS fitting is a BSPT x Push-to-Connect adapter in silver brass with nylon and nickel-plated brass construction. It connects 1/4 in pipe to 4 mm OD tubing. The manufacturer part number is 3121 04 13.

Where to buy LEGRIS push-fit fittings worldwide?

3G Electric supplies LEGRIS push-fit fittings like the 3121 04 13 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on this BSPT x push-to-connect adapter.

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

To install a LEGRIS push-fit adapter, cut tubing square, deburr, and push fully into the collet until it stops. For the BSPT end, apply thread sealant and tighten to standard torque. Ensure system pressure is off before installation.

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 nylon and nickel-plated brass tube fitting features a push-to-connect x push-to-connect design in black. It connects 1/8 in OD and 8 mm OD tubing, enabling tool-free installation in pneumatic control systems, air lines, and fluid-handling circuits
LEGRIS
This nylon and nickel-plated brass tube fitting features a push-to-connect x push-to-connect design in black. It connects 1/8 in OD and 8 mm OD tubing, enabling tool-free installation in pneumatic control systems, air lines, and fluid-handling circuits
This push-to-connect adapter fitting connects 3/8 in OD tubing to 1/8 in male NPT threads. Made of nickel-plated brass, it enables quick assembly without tools. Suitable for pneumatic and fluid systems requiring secure, leak-free connections. Supplied in a 10-pack
LEGRIS
This push-to-connect adapter fitting connects 3/8 in OD tubing to 1/8 in male NPT threads. Made of nickel-plated brass, it enables quick assembly without tools. Suitable for pneumatic and fluid systems requiring secure, leak-free connections. Supplied in a 10-pack
This wye fitting splits one line into two branches. Constructed of nylon and nickel-plated brass, it connects 1/4 in pipe to two 1/4 in OD tubes. Overall length is 1 9/16 in. Suitable for pneumatic and low-pressure fluid systems
LEGRIS
This wye fitting splits one line into two branches. Constructed of nylon and nickel-plated brass, it connects 1/4 in pipe to two 1/4 in OD tubes. Overall length is 1 9/16 in. Suitable for pneumatic and low-pressure fluid systems
This nylon and nickel-plated brass tube fitting features a BSPP thread on one end and a push-to-connect connection on the other. It is used in pneumatic and fluid-handling systems to connect 1/4 mm pipe to 12 mm OD tubing at a 90° angle. Overall length is 46 mm
LEGRIS
This nylon and nickel-plated brass tube fitting features a BSPP thread on one end and a push-to-connect connection on the other. It is used in pneumatic and fluid-handling systems to connect 1/4 mm pipe to 12 mm OD tubing at a 90° angle. Overall length is 46 mm
This LEGRIS tube fitting is a BSPT male thread x push-to-connect elbow, made of nylon and nickel-plated brass. It has a 1/4" thread size and an overall length of 14 mm. Used for connecting tubing to threaded ports in pneumatic or fluid systems
LEGRIS
This LEGRIS tube fitting is a BSPT male thread x push-to-connect elbow, made of nylon and nickel-plated brass. It has a 1/4" thread size and an overall length of 14 mm. Used for connecting tubing to threaded ports in pneumatic or fluid systems
This LEGRIS tube fitting is a BSPP male thread x push-to-connect elbow, made from nylon and nickel-plated brass. It connects 1/8 in BSPP threaded ports to 4 mm OD tubing. With an overall length of 23 mm, it is suited for pneumatic and fluid systems in tight spaces
LEGRIS
This LEGRIS tube fitting is a BSPP male thread x push-to-connect elbow, made from nylon and nickel-plated brass. It connects 1/8 in BSPP threaded ports to 4 mm OD tubing. With an overall length of 23 mm, it is suited for pneumatic and fluid systems in tight spaces
This wye fitting is made of nylon and nickel-plated brass, allowing branch connections in pneumatic or fluid systems. It has a 1/4 in pipe thread and two 6 mm OD tube ports, with a 39 mm overall length. Supplied in a black 10-pack
LEGRIS
This wye fitting is made of nylon and nickel-plated brass, allowing branch connections in pneumatic or fluid systems. It has a 1/4 in pipe thread and two 6 mm OD tube ports, with a 39 mm overall length. Supplied in a black 10-pack
Nylon and nickel-plated brass elbow fitting with push-to-connect connections on both ends for 6 mm OD tubing. Used in pneumatic systems to route air lines at a 90-degree angle without tools. Suitable for industrial automation, packaging, and material handling applications
LEGRIS
Nylon and nickel-plated brass elbow fitting with push-to-connect connections on both ends for 6 mm OD tubing. Used in pneumatic systems to route air lines at a 90-degree angle without tools. Suitable for industrial automation, packaging, and material handling applications