Oil for Airline Lubricators (FRL Units)

Selection inputs for oil used in pneumatic airline lubricators, emphasizing correct viscosity and additive suitability for air tools.

This page lists neutral selection inputs. Confirm equipment manufacturer specifications before selecting a lubricant.

Operating Conditions

Operating Parameter Typical Range/Value
Delivery Mist/oil fog into compressed air stream
Temperature Ambient; can drop with expansion
Moisture Water in air lines possible

Required Lubricant Properties

Required Property Specification
Correct Viscosity Light oil for atomization (per FRL/tool spec)
Rust/Corrosion Inhibitors Helpful given moisture
Non-Gumming Avoid varnish deposits in valves
Seal Compatibility Compatible with common pneumatic seals

Availability

As an Amazon Associate, LubeConsultant earns from qualifying purchases. Full disclosure.

Sources

  • Pneumatic tool manufacturer guidance; general lubrication practice

Last updated: