This SAE AEROSPACE Standard (AS) covers all types of manually operated high pressure Oxygen line shut off valves utilizing either metallic or nonmetallic valve seats for use in general and commercial type aircraft.
SAE AS1214B-2018 history
2018SAE AS1214B-2018 Minimum Standards for Valve, High Pressure Oxygen, Line Shut Off, Manually Operated
2005SAE AS1214B-2005 Minimum Standards for Valve, High Pressure Oxygen, Line Shut Off, Manually Operated
2004SAE AS1214A-2004 Minimum Standards for Valve, High Pressure Oxygen, Line Shut Off, Manually Operated
1996SAE AS1214A-1996 Minimum Standards for Valve, High Pressure Oxygen, Line Shut Off, Manually Operated
1971SAE AS1214-1971 MINIMUM STANDARDS FOR VALVE, HIGH PRESSURE OXYGEN, LINE SHUT OFF, MANUALLY OPERATED