Standard Code Name NFPA

Standard Name

B93.7M-86

Hydraulic fluid power-valves-mounting interfaces

B93.9M-69

Symbols for marking electrical leads and ports on fluid power valves

B93.33M

Interfaces for 4-way general purpose industrial pneumatic directional control valves

B93.55M

Hydraulic fluid power-solenoid piloted industrial valves-interface dimensions for electrical connectors

B93.77M

Hydraulic fluid power-cylinder actuator mounted valves-standard dimensions for mounting surfaces

B93.102M

Hydraulic fluid power-four-port modular stack valves and four-port directional control valves, sizes 0.3 and 0.5-clamping dimensions

B93.112M

Hydraulic fluid power-valves-method for determining the internal leakage characteristics

T3.5.14 R1

Hydraulic fluid power-directional control valves-method for determining the metering characteristics second edition

T3.5.16

Hydraulic fluid power-flow control valves-method for measuring and reporting regulating characteristics first edition

T3.5.28 R1

Hydraulic fluid power-valves-pressure differential - flow characteristic - method of measuring and reporting second edition

T3.5.45

Hydraulic fluid power-two-port slip-in cartridge valves-cavities

T3.5.46

Hydraulic fluid power-valves- pressure relief mounting interfaces first edition

T3.21.8

Pneumatic fluid power - measurement of response time - directional control valves