← Gallery
Symbols, Units & Conversions

Mechanical Diagram Symbols Reference Sheet

A reference sheet of schematic symbols for structural supports and constraints (fixed, pinned, roller and built-in end), mechanical elements (spring, damper, pulley, gear pair, belt), rotating components (bearing, shaft coupling, clutch, brake) and fluid power components (pump, valve, cylinder, heat exchanger), with a legend and notes on port and pivot labels.

More in Symbols, Units & Conversions

Mechanical Quantities: SI and U.S. Customary Units (thumbnail)Mechanical Quantities: SI and U.S. Customary UnitsCentrifugal Pump Nameplate and U.S.-to-SI Conversion Ladder (thumbnail)Centrifugal Pump Nameplate and U.S.-to-SI Conversion LadderPushing a Crate: Pound-Force and Newtons (thumbnail)Pushing a Crate: Pound-Force and Newtons