SMC Push-Fit Adapter Fitting: 4 mm OD x 1/8 in Pipe Size, Push-to-Connect x BSPT
The SMC Push-Fit Adapter Fitting (MPN KQ2F04-01A) is a push-to-connect x BSPT brass fitting for 4 mm OD tubing with a 1/8" pipe thread. It is a polybutylene and brass tube fitting from SMC.
SKU 3G-OTH-489049
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Product Description
The SMC Push-Fit Adapter Fitting (MPN KQ2F04-01A) is a push-to-connect x BSPT brass fitting for 4 mm OD tubing with a 1/8" pipe thread. It is a polybutylene and brass tube fitting from SMC.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the SMC KQ2F04-01A push-fit adapter fitting used for?
The SMC KQ2F04-01A is a push-to-connect x BSPT brass adapter fitting used to connect 4 mm OD tubing to a 1/8" BSPT threaded port. It is commonly applied in pneumatic systems, automation equipment, and fluid handling across industrial departments such as machining, instrumentation, and material handling.
What are the specifications of the SMC KQ2F04-01A fitting?
The SMC KQ2F04-01A is a push-to-connect x BSPT brass adapter fitting. It accepts 4 mm OD tubing and has a 1/8" BSPT male thread. The body material is brass. This fitting is part of SMC's KQ2 series, designed for reliable, leak-free connections in pneumatic and fluid systems.
Where to buy the SMC KQ2F04-01A fitting worldwide?
3G Electric supplies the SMC KQ2F04-01A 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 SMC fitting.
How to install the SMC KQ2F04-01A push-to-connect fitting?
To install the SMC KQ2F04-01A, cut the 4 mm OD tubing square and deburr the end. Push the tubing fully into the fitting until it clicks. For the threaded end, apply PTFE tape to the 1/8" BSPT thread and tighten into the port. Ensure the tubing is fully seated to avoid leaks.
Used in
Common applications for SMCSMC 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.









