21546
EATON 190263-10S TUBE TO HOSE ELBOW 10-10 21546C, 1362150, 24-130-10-10
The brand Eaton is what I look for in replacement parts.
Eurotherm US21546-1 LA249864V100
You will appreciate the 8100's simple design that reduces operator error.
NTK (25201) Oxygen Sensor
You will find that Oil Equipment Mfg brand parts are built with a rugged, industrial focus.