Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
SMC Push-Fit Adapter Fitting: 4 mm OD x 5 mm Pipe Size, Push-to-Connect x Metric - Polybutylene & Brass Tube Fittings
SMCPolybutylene & Brass Tube Fittings

SMC Push-Fit Adapter Fitting: 4 mm OD x 5 mm Pipe Size, Push-to-Connect x Metric

The SMC Push-Fit Adapter Fitting (MPN KQ2H04-M5A) is a polybutylene and brass tube fitting with a push-to-connect x metric, brass, brass design. It accommodates 4 mm OD x 5 mm pipe size and features a Thread Size A…

SKU 3G-OTH-489398

Brand
SMC
Item
Push-Fit Adapter Fitting: 4 mm OD x 5 mm Pipe Size, Push-to-Connect x Metric
Category
Polybutylene & Brass Tube Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

SMC
Manufacturer Part Number
KQ2H04-M5A
Type
Push-to-Connect x Metric, Brass, Brass
Thread Size A
M5x.08
View Full Spec Sheet

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 KQ2H04-M5A) is a polybutylene and brass tube fitting with a push-to-connect x metric, brass, brass design. It accommodates 4 mm OD x 5 mm pipe size and features a Thread Size A of M5x.08. 3G Electric interprets your demand for this SMC fitting, sources it, and supports your application across 14 industrial departments — with specialist depth in pneumatics and controls.

Frequently Asked Questions

What is the SMC Push-Fit Adapter Fitting KQ2H04-M5A used for?

The SMC KQ2H04-M5A push-fit adapter connects 4 mm OD tubing to an M5x.08 threaded port in pneumatic systems. It is used in automation, packaging, and material handling applications where reliable, leak-free connections are needed between polybutylene or brass tubing and metric threaded components.

What are the specifications of the SMC KQ2H04-M5A fitting?

The SMC KQ2H04-M5A is a push-to-connect x metric adapter fitting made of brass. It accommodates 4 mm OD tubing with a 5 mm pipe size and has an M5x.08 thread size. The fitting is designed for polybutylene and brass tube connections in pneumatic and fluid control systems.

Where to buy the SMC KQ2H04-M5A fitting worldwide?

3G Electric supplies the SMC KQ2H04-M5A push-fit adapter fitting worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source this SMC fitting and support your application across pneumatics and controls departments.

How to install the SMC push-fit adapter fitting?

To install the SMC KQ2H04-M5A, cut the tube squarely, push it fully into the fitting until it stops, then pull gently to confirm secure engagement. For the threaded end, apply PTFE tape to the M5x.08 thread and tighten to the port. Ensure no debris enters the system 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 Elbow Fitting: 1/2 in OD x 1/2 in OD Size, Push-to-Connect x MNPT, Brass, White (MPN KQ2K13-37AS). Key specifications — Brand: SMC; Thread Size A: 1/2".
SMC
SMC Push-Fit Elbow Fitting: 1/2 in OD x 1/2 in OD Size, Push-to-Connect x MNPT, Brass, White (MPN KQ2K13-37AS). Key specifications — Brand: SMC; Thread Size A: 1/2".
SMC Push-Fit Adapter Fitting: 6 mm OD x 10 mm OD Size, Push-to-Connect x Push-to-Connect, Brass (MPN KQ2R06-10A). Key specifications — Brand: SMC.
SMC
SMC Push-Fit Adapter Fitting: 6 mm OD x 10 mm OD Size, Push-to-Connect x Push-to-Connect, Brass (MPN KQ2R06-10A). Key specifications — Brand: SMC.
SMC Push-Fit Adapter Fitting: 1/8 in OD x 1/8 in Pipe Size, Push-to-Connect x MUNF, Brass, White (MPN KQ2S01-32A). Key specifications — Brand: SMC; Thread Size A: #10-32.
SMC
SMC Push-Fit Adapter Fitting: 1/8 in OD x 1/8 in Pipe Size, Push-to-Connect x MUNF, Brass, White (MPN KQ2S01-32A). Key specifications — Brand: SMC; Thread Size A: #10-32.
SMC Push-Fit Adapter Fitting: 5/16 in OD x 1/8 in Pipe Size, Push-to-Connect x MNPT, Brass, Brass (MPN KQ2H09-34AS). Key specifications — Brand: SMC; Thread Size A: 1/8".
SMC
SMC Push-Fit Adapter Fitting: 5/16 in OD x 1/8 in Pipe Size, Push-to-Connect x MNPT, Brass, Brass (MPN KQ2H09-34AS). Key specifications — Brand: SMC; Thread Size A: 1/8".
SMC Push-Fit Elbow Fitting: 1/4 in OD x 1/8 in Pipe Size, Push-to-Connect x MNPT, Brass, White (MPN KQ2L07-34AS). Key specifications — Brand: SMC; Thread Size A: 1/8".
SMC
SMC Push-Fit Elbow Fitting: 1/4 in OD x 1/8 in Pipe Size, Push-to-Connect x MNPT, Brass, White (MPN KQ2L07-34AS). Key specifications — Brand: SMC; Thread Size A: 1/8".
SMC Push-Fit Wye Fitting: 1/2 in OD x 1/2 in OD x 1/2 in OD Size, White (MPN KQ2U13-00A). Key specifications — Brand: SMC.
SMC
SMC Push-Fit Wye Fitting: 1/2 in OD x 1/2 in OD x 1/2 in OD Size, White (MPN KQ2U13-00A). Key specifications — Brand: SMC.
SMC Push-Fit Elbow Fitting: 1/2 in OD x 1/2 in Pipe Size, Push-to-Connect x BSPT, Brass, White (MPN KQ2L13-04AS). Key specifications — Brand: SMC; Thread Size A: 1/2".
SMC
SMC Push-Fit Elbow Fitting: 1/2 in OD x 1/2 in Pipe Size, Push-to-Connect x BSPT, Brass, White (MPN KQ2L13-04AS). Key specifications — Brand: SMC; Thread Size A: 1/2".
SMC Push-Fit Elbow Fitting: 6 mm OD x 5 mm Pipe Size, Push-to-Connect x Metric, Brass, White (MPN KQ2W06-M5A). Key specifications — Brand: SMC; Thread Size A: M5x.08.
SMC
SMC Push-Fit Elbow Fitting: 6 mm OD x 5 mm Pipe Size, Push-to-Connect x Metric, Brass, White (MPN KQ2W06-M5A). Key specifications — Brand: SMC; Thread Size A: M5x.08.