Hydraulic fluid power – Cylinder ports – SAE straight thread O-ring and four-bolt flange ports – ISO straight thread O-ring and four-bolt and four-bolt flange ports – Heavy duty and light duty square head tie rod cylinders (Revision and redesignation of ANSI B93.75M-1987)
standard by National Fluid Power Association, 07/22/1997
Hydraulic Fluid power – Pressure Relief Valves – Method of Testing and Presenting Basic Performance Data
standard by National Fluid Power Association, 08/26/2001
Hydraulic fluid power – Valves – Mounting surfaces
standard by National Fluid Power Association, 02/14/2002
Fluid Power Systems and Components – Electrically-Controlled Industrial Valves – Interface Dimensions for Electrical Connectors
standard by National Fluid Power Association, 02/16/2007
Tie rod or bolted cylinder – 0 Pressure rating supplement to NFPA/T2.6.1 R2-2000, Fluid power components – Method for verifying the fatigue and establishing the burst pressure ratings of the metal pressure containing envelope of a tie rod or bolted cylinder
standard by National Fluid Power Association, 03/15/2000
Fluid power – Sealing devices – Groove dimensions for radial compression type piston rings
standard by National Fluid Power Association, 10/15/2009
Fluid power systems and products-Square head industrial cylinders-Mounting dimensions
standard by National Fluid Power Association, 01/08/2009
Fluid power systems and components – Cylinder bore and rod size combinations – Rod end configurations, dimensional identification code – Mounting dimensions for bore sizes less than 1 1/2 inch bore cataloged square head tie rod type
standard by National Fluid Power Association, 08/13/1998
Recommendations for conservation, maintenance, and disposal of hydraulic fluids Information report (DOD approved)
standard by National Fluid Power Association, 08/30/1994
Pneumatic fluid power–Measurement of response time –Directional control valves
standard by National Fluid Power Association, 09/02/2008