7 hydraulic apparatus and devices, namely, control valves, fluid pressure valves, hydraulic valves, pressure reducing valves, and regulating valves, being parts of machines for use with hydraulic systems; machine couplings for use with pneumatic apparatus and devices, namely, control valves, fluid pressure valves, pressure reducing valves, and regulating valves, except for land vehicles; non-electric couplers being parts of machines; valves being parts of machines, namely, control valves, fluid pressure valves, hydraulic valves, pressure reducing valves, and regulating valves; non-metal hoses for use in hydraulic systems being parts of machines; clamp connectors for piping and tubing being parts of machines; steel connecting parts for machines, namely, connectors for pipes and hoses in machinery; hydraulic connectors being parts of machines featuring hydraulic systems, namely, hydraulic adapters being connectors for pipes and hoses in machinery featuring hydraulic systems; pipe and tube connectors for use with hydraulic systems in machines; connectors being parts of machines, namely, pipe and tube connectors and adaptors for use with hydraulic systems being parts of machines; apparatus, namely, pressure switches and sensors for the control of pneumatic and hydraulic systems being parts of machines; hydraulic intensifiers and accumulators being parts of machines and apparatus; compression fittings of metal for pipes and hoses, being parts of machines; linkage apparatus, namely, clamp links and connecting links for use with hydraulic systems in machines; non-electric apparatus for the compression of fluids other than for land vehicles; brakes and brake components, namely, brake pads, linings and facings for machines, not for land vehicles; adapters, accessories, and components, namely, valves for use with hydraulic and pneumatic systems being parts of machines; non-electric coupling sleeves being parts of motors for land vehicles; connectors, namely, pipe and tube connectors of non-metallic materials being parts of hydraulic systems of motors, other than for vehicles; structural parts and structural fittings for the aforesaid, not for land vehicles; sleeves of rubber in the nature of seals of rubber being parts of machinery for protecting tubes and pipes from damage