SMC FRL

Description & Features

Designed for use in compressed air systems, this SMC FRL (Filter-Regulator-Lubricator) unit provides integrated air preparation in a single assembly. FRL units from Smc are used to condition compressed air by removing contaminants, regulating downstream pressure to a consistent level, and delivering controlled lubrication to pneumatic components and tools.

The AF40-N04-Z-D is an Smc air filter unit within the AF40 series, suitable for 1/2-inch NPT port connections. It is a well-recognized component in pneumatic circuit preparation, commonly specified in industrial automation, manufacturing, and fluid power applications where clean, regulated air supply is required for reliable equipment performance.

SKU: AF40-N04-Z-D

Supplier Part Number (MPN): AF40-N04-Z-D

Alternate Part Numbers: AX120378

Specifications

Alternate Part Numbers
Alternate Part Number AX120378
Class
WEB-ITEM
Brand
SMC CORP OF AMERICA
Brand
SMC USA
Pack Size
1.00
UOM
EA
Supplier Part Number
AF40-N04-Z-D
Product Weight
0.99 lbs

Product Questions & Answers (1)

Question by: Earl P on Nov 16, 2025, 9:08 AM
Reckon this'll work for my setup, needin' a half-inch NPT connection?
Answer by: Customer Support on Nov 18, 2025, 6:26 AM
It sure will. This SMC FRL unit's got those half-inch NPT ports ready to hook up and get you going.