SAE AS1946-1990 Hose Assembly@ Polytetrafluoroethylene (PTFE)@ up to 450 Degrees F (232 Degrees C) and 1500 psi (10 500 KPa)@ Procurement Specification
SAE AS639-1994 history
2015SAE AS639-2015 HOSE, POLYTETRAFLUOROETHYLENE, METAL BRAID, MEDIUM PRESSURE, HYDRAULIC, 450 °F
1994SAE AS639-1994 Hose, Polytetrafluoroethylene, Metal Braid, Medium Pressure, Hydraulic, 450 Degrees F