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

SMC KQ2S12-04AS Push-to-Connect x BSPT Adapter - Polybutylene & Brass Tube Fittings
SMCPolybutylene & Brass Tube Fittings

SMC KQ2S12-04AS Push-to-Connect x BSPT Adapter

The SMC Push-Fit Adapter Fitting (MPN KQ2S12-04AS) is a push-to-connect x BSPT fitting in brass with a white finish, designed for 12 mm OD tubing and a 1/2" pipe thread. This component enables quick, secure…

SKU 3G-OTH-488922

Also listed as: KQ2S1204AS · KQ2S12 04AS

Brand
SMC
Item
KQ2S12-04AS Push-to-Connect x BSPT Adapter
Category
Polybutylene & 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

SMC
Manufacturer Part Number
KQ2S12-04AS
Type
Push-to-Connect x BSPT, Brass, White
Thread Size A
1/2"

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

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

Product Description

The SMC Push-Fit Adapter Fitting (MPN KQ2S12-04AS) is a push-to-connect x BSPT fitting in brass with a white finish, designed for 12 mm OD tubing and a 1/2" pipe thread. This component enables quick, secure connections in pneumatic systems, supporting efficient assembly and maintenance across industrial applications.

Frequently Asked Questions

What is the SMC KQ2S12-04AS push-fit adapter fitting used for?

The SMC KQ2S12-04AS push-fit adapter fitting connects 12 mm OD tubing to a 1/2" BSPT threaded port in pneumatic systems. It enables quick, tool-free assembly and secure sealing, ideal for industrial automation, packaging, and material handling applications where reliable air-line connections are required.

What are the specifications of the SMC KQ2S12-04AS fitting?

The SMC KQ2S12-04AS is a push-to-connect x BSPT adapter fitting made of brass with a white finish. It accepts 12 mm OD tubing and has a 1/2" thread size. The manufacturer part number is KQ2S12-04AS, and it is designed for pneumatic systems requiring secure, leak-free connections.

Where to buy the SMC KQ2S12-04AS fitting worldwide?

3G Electric supplies the SMC KQ2S12-04AS push-fit adapter fitting to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this pneumatic component.

How to install the SMC KQ2S12-04AS push-to-connect fitting?

To install the SMC KQ2S12-04AS, cut the 12 mm OD tubing square and deburr the end. Push the tubing fully into the fitting until it clicks. For the BSPT threaded end, apply thread sealant and tighten to the port. Ensure the release collet is not damaged during installation.

Used in

Common applications for SMC
Automotive assembly — SMC ZP3 flat vacuum pads for handling small components in pick-and-place robots
Semiconductor manufacturing — SMC ZM series vacuum generators with needle valves for precise wafer handling
Food packaging — SMC AW-D series filter regulators for clean compressed air in pneumatic actuators
General industrial automation — SMC AS2211F speed control valves for regulating cylinder speeds in conveyor systems
Vacuum conveying — SMC ZH series box-type vacuum generators for material transport in packaging lines
Machine tool coolant systems — SMC ZF series in-line filters to protect vacuum ejectors from debris

SMC Products

3G Electric supplies SMC polybutylene & 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 SMC

View all SMC parts
SMC push-fit wye fitting with three ports for 1/8 in OD tubing. Made of white polybutylene terephthalate. Used to split or combine tubing in pneumatic systems, suitable for small-bore applications in automation and industrial controls
SMC
SMC push-fit wye fitting with three ports for 1/8 in OD tubing. Made of white polybutylene terephthalate. Used to split or combine tubing in pneumatic systems, suitable for small-bore applications in automation and industrial controls
This SMC tube fitting is a push-fit tee connector made of polybutylene and brass, with a 1/2 in pipe size and white finish. It is used to branch pneumatic or low-pressure fluid lines in industrial automation, packaging, and material handling systems
SMC
This SMC tube fitting is a push-fit tee connector made of polybutylene and brass, with a 1/2 in pipe size and white finish. It is used to branch pneumatic or low-pressure fluid lines in industrial automation, packaging, and material handling systems
Brass push-to-connect union fitting for joining two 3/8 in OD tubes of the same size without tools. Enables quick assembly and disassembly in pneumatic systems for line extensions or repairs. Suitable for use in industrial automation and material handling applications
SMC
Brass push-to-connect union fitting for joining two 3/8 in OD tubes of the same size without tools. Enables quick assembly and disassembly in pneumatic systems for line extensions or repairs. Suitable for use in industrial automation and material handling applications
Brass push-to-connect adapter fitting with 1/4" male NPT threads, designed for 1/4" OD tubing. Used in pneumatic and fluid handling systems for tool-free, leak-free connections
SMC
Brass push-to-connect adapter fitting with 1/4" male NPT threads, designed for 1/4" OD tubing. Used in pneumatic and fluid handling systems for tool-free, leak-free connections
Polybutylene and brass push-fit wye fitting with a white body. Pipe size is 3/8 in. Used to split or combine tubing lines in pneumatic systems, enabling flexible routing in confined spaces
SMC
Polybutylene and brass push-fit wye fitting with a white body. Pipe size is 3/8 in. Used to split or combine tubing lines in pneumatic systems, enabling flexible routing in confined spaces
Brass push-to-connect adapter fitting for 10 mm OD tubing to 1/2" BSPT threaded port. Used in pneumatic systems for connecting tubing to valves, manifolds, or other components requiring a leak-free, quick-connect joint without tools
SMC
Brass push-to-connect adapter fitting for 10 mm OD tubing to 1/2" BSPT threaded port. Used in pneumatic systems for connecting tubing to valves, manifolds, or other components requiring a leak-free, quick-connect joint without tools
This SMC push-fit tee fitting is made of polybutylene terephthalate and features three tube connections: two 3/16 in OD ports and one 1/4 in OD port. It is used in pneumatic systems to branch or combine tubing lines, enabling flexible routing of compressed air
SMC
This SMC push-fit tee fitting is made of polybutylene terephthalate and features three tube connections: two 3/16 in OD ports and one 1/4 in OD port. It is used in pneumatic systems to branch or combine tubing lines, enabling flexible routing of compressed air
This push-to-connect x BSPT elbow fitting is made of brass with a white finish. It connects 12 mm OD tubing to a 3/8" BSPT threaded port. Suitable for pneumatic or fluid systems in industrial machinery and automation equipment
SMC
This push-to-connect x BSPT elbow fitting is made of brass with a white finish. It connects 12 mm OD tubing to a 3/8" BSPT threaded port. Suitable for pneumatic or fluid systems in industrial machinery and automation equipment