THIS IS NEW OLD STOCK.  BEEN IN VARIOUS STORAGE FOR 40 YEARS.  SHOWS MINOR COSMETIC SCRATCHES, SURFACE OXIDATION.  TESTED GOOD AND RUNNING.  

5.5" long. 4.5" Diameter  5/8" Diameter keyed shaft

ONAN PART NUMBER 425-0993

GARRETT 499-511-90001

12 VOLT AMERICAN BOSCH AIR PUMP MOTOR 10778-24-M048HM 

Garrett Turbine 499-511-90001 NOS

Garrett GAS Turbine  

Fits ONAN MODEL GTU 

NOS   NEW NO BOX 

 I MAY HAVE SOME OF THE FOLLOWING PARTS FOR THE ONAN GTU PLEASE MESSAGE ME. THE PARTS MANUAL FOR THE GTU IS #950-0003

 425-0157 GASKET 425-0386 REDUCER 425-0981 TUBE ASSEMBLY 425-0993 MOTOR 425-1065 NOZZLE 425-1106 TUBE REDUCER 425-1125 REDUCER 425-1129 NOZZLE ASSY. 425-1139 ACT ARM 425-1192 VALVE 425-1196 RETAINER 425-1209 VALVE 425-1230 IGNITION LEAD 425-1243 ELBOW 425-1247 ARM 425-1260 BRUSH 425-1263 RATCHET ASSY. 425-1278 ELEMENT 425-1287 WASHER 425-1291 TEE 425-1325 NUT 425-1338 BEARING CARRIER 425-1348 PUMP 425-1360 SWITCH 425-1421 GOV ? 425-1435 SEAL 425-1655 PACKING 425-1729 METER 425-1736 CABLE 425-1930 ROTOR THRUST 425-2005 SWITCH 425-2006 TEMP. CONTROL 425-2012 GOVERNOR CONTROL 425-2014 CONTROL ASSY. 425-2015 CONTROL 425-2050 NUT 425-2067 GOVERNOR 425-2088 SWITCH 425-2138 CARRIER ASSY. 425-2140 GEAR SHAFT ASSY. 425-2164 NOZZLE ASSY. 425-2171 NOZZLE 425-2214 IGNITION UNIT 425-2216 STARTER 425-2223 VALVE 425-2305 TUBE 425-2453 CARRIER ASSY. 425-2491 Transmitter Rosemont valve