Standard SPARK PLUGS, AIRCRAFT ENGINE 1961-12-15 HISTORICAL AS28A This specification covers aircraft reciprocating engine shielded and unshielded spark plugs.
Standard SPARK PLUGS, AIRCRAFT ENGINE 1992-11-01 CURRENT AS28B This specification covers reciprocating engine shielded and unshielded spark plugs.
Standard LEADS, FLEXIBLE, SHIELDED, HIGH ENERGY IGNITION 1994-07-01 CURRENT ARP841A This specification establishes the requirements for shielded, flexible, high energy ignition leads for gas turbine engines.
Standard LEADS, FLEXIBLE, SHIELDED, HIGH ENERGY IGNITION 1994-06-01 HISTORICAL ARP841 This specification establishes the requirements for shielded, high energy ignition leads for gas turbine engines.
Standard IGNITER, SPARK, AERONAUTICAL ENGINE (HIGH TENSION) 1962-11-01 HISTORICAL AS692 This specification establishes the qualification and acceptance limits for aeronautical engine high tension spark igniters.