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NFPA/T3.21.16-1997 (R2014)Standard Title:Pneumatic fluid power – Labeling and communication of pneumatic productsReferenced Standards:ANSI/B93.2, ISO 1000, ISO1219-1Standard Scope:This standard provides a common reference for communicating information on a number of pneumatic components. This standard will include: descriptions for component manufacturers identification, product ratings, fluid power symbols and certain warning statements common to particular components; application only to service with air as the medium. The following pneumatic components: air-oil tanks, cylinders, directional control valves, filters, flow control valves, lubricators, regulators and relief valves. This standard will not include information on how to incorporate or apply components in a system (I.e., what is the appropriate selection of components or their use).