Steel ams 6412, stg 3, 20.278 min 20.281 max in. Dia, 1.951 min 1.973 max in. W, rockwell c32-36 hardness.
No other part numbers with same form, fit, and function found.
Inc 61679 cancelled/replaced by ,inc 50554, fiig a10700, app-key d ,inc 50553, fiig a10700, app-key d ,on 021513 ~(all except usa) a case designed to surround a turbine rotor,turbine engine. Excludes case and nozzle,turbine,turbine engine.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 6645-00-883-8086
NSN 5975-01-513-2084
NSN 5975-01-462-7500
NSN 6685-00-557-7006
NSN 6620-01-067-8336
NSN 5960-00-993-1857
NSN 6620-01-430-2212
NSN 6320-00-593-0379
NSN 4140-00-385-2925
NSN 5996-00-153-3216
NSN 6320-01-547-2743
NSN 6320-00-476-6898