Description Name: Retainer, Seal Material: Brass Grade: ASTM: C3604 EN: 2.0401 DIN: CuZn39Pb3 Finish: Annealed Size: Dia.19.56 x 21.20 mm Automotive Related products AutomotiveOrifice Read more AutomotiveProbe end, Threaded Read more AutomotiveOxygen Sensor Housing Read more