NFPA (Fluid) T3.29.2 R2-2000 (R2019)

Pressure switch – 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 pressure containing envelope of a metal fluid power pressure switch
standard by National Fluid Power Association, 03/15/2000