
KQ2R04-06A
By SMC
The KQ2R04-06A from SMC’s KQ2 Series is a compact and reliable plug-in reducer designed for quick and secure pneumatic connections. This fitting allows you to connect tubing of different outer diameters with ease, offering excellent sealing performance and simple push-to-connect operation.
Type: Plug-In Reducer
Series: KQ2 – Metric Size One-Touch Fittings
Applicable Tubing (O.D.):
Side A: Φ4 mm
Side B: Φ6 mm
Vacuum Compatibility: Usable from standard pressure down to –100 kPa
Construction: Available in brass (no plating) or brass with electroless nickel plating for improved corrosion resistance
Seal Methods: Sealant/Gasket Seal, Face Seal, or Gasket Seal (Uni Thread)
Connection Variety: Compatible with a wide range of thread types including Metric, R/Rc, G, NPT, and Uni threads (varies by model in the KQ2 series)
Compact & Lightweight: Designed to save space in tight installations while maintaining durability and performance
Documents
| Model | R (Plug-in Reducer) |
| Applicable Tubing O.D. | Ø4 |
| Port Size/Applicable Tubing O.D. | Ø6 |
| Thread Material/Surface Treatment | A (Resin Body) |
| Release Button | None |
| Made to Order | None |
Why Proax for SMC KQ2R04-06A?
Proax is the Elite distributor of SMC KQ2R04-06A and one of SMC's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!
| Alternate Names | KQ2R0406A |
| Pack Size | 10 |



















