MAT - EDI

For 15 gal units.

Air compressor regulator pressure gauge. If ordering for the Craftsman model 921.16475, this if for 27-gallon vertical units.Specifications 1/8" MPT 300 PSI 2" diameter face

Piston for the High Pressure (smaller) side.

Transfer (Supply) Tube. Order two compression nuts when ordering (#09).

Old Part Numbers: 166-0028, 166-0121 (A.O. Smith)