Recommended for petroleum-based hydraulic oils, water, glycol antifreeze solutions, engine lubricating oils, and air. Lock-On hose and couplings are NOT recommended for pressure surge applications or critical applications, such as permanent piping in residential or commercial buildings.

Do not use for gasoline or diesel fuels, unless approved by Gates H/C Product Application.

Black Cover Only Meets Flame Resistance Acceptance Designation MSHA 2G.

Temperatures Range: -40 Deg F to +250 Deg F (-40 Deg C to +121 Deg C). For air: -40 Deg F to +160 Deg F (-40 Deg C to +71 Deg C). For water emulsions see Temperature Limits Table.

Recommended Couplings:

• Field Attachable LOL Couplings (Except -3)
• GLP Couplings (Except -3)
• GLX Couplings (-4, -6, -8, -12)

Special Order Couplings May Be Needed (-3).