
SMC AC40AF04D (AC40A-F04D) - Filter Regulator + Lubricator Air Combination Unit, G1/2 Port
SMC AC40AF04D Filter Regulator + Lubricator Air Combination Unit — Filter regulator plus lubricator, G1/2, with N.O. float auto drain. SMC AC40A-F04D modular air combination unit combining a filter regulator (AW) with a lubricator (AL), body size 40, with G1/2 (Rc equivalent G thread) ports and an N.O. float type auto drain. Two-piece FRL alternative saving space versus the full three-piece unit. 5 micron nominal filtration, polycarbonate bowl, relieving type regulator. Proof pressure 1.5 MPa, max operating pressure 1.0 MPa, set pressure range 0.05 to 0.85 MPa. Operating fluid air, ambient/fluid temperature -5 to 60 degrees C.
MPN: AC40A-F04D · SKU: AC40AF04D
AC40A-F04D Applications
Compact two-body filter regulator plus lubricator with automatic drain for unattended G1/2 pneumatic lines where manual draining is impractical.
AC40A-F04D Specifications
| Brand | SMC | Manufacturer Part No. | AC40A-F04D |
| Series | AC | Type | Filter Regulator + Lubricator (AW + AL) |
| Body Size | 40 | Port Size | G1/2 |
| Auto Drain | Float type auto drain (N.O.) | Fluid | Air |
| Ambient and Fluid Temperature | -5 to 60 degrees C (with no freezing) | Proof Pressure | 1.5 MPa |
| Max. Operating Pressure | 1.0 MPa | Set Pressure Range | 0.05 to 0.85 MPa |
| Nominal Filtration Rating | 5 micron | Recommended Lubricant | Class 1 turbine oil (ISO VG32) |
| Bowl Material | Polycarbonate | Regulator Construction | Relieving type |
AC40A-F04D Datasheet & Manual
Download Datasheet & ManualSMC AC40AF04D · PDF · Official SMC documentTrusted by




