6615-00-187-1222 (JH5000)
NSN 6615-00-187-1222 (NIIN 00-187-1222) is an automatic pi directional control in Federal Supply Class 6615, Automatic Pilot Mechanisms And Airborne Gyro Components — a control used in conjunction with compasses and automatic pilots. Manufacturer part number JH5000 (Sigma Tek, Inc., CAGE 86887); also referenced as 5000 (Sigma Tek, Inc.).
Key specs: external power source; 4.7 torr air suction; full characteristics table below. NIIN assigned January 1963; unit of issue EA (each), $286.00 gov standard price; export Schedule B 9014.90.0000. Supersedes 6615-00-514-5726 (1969); related NSN 6615-00-663-8684.