Part Number: 150S1-8D (Coupling half) Part Number: 150S19-12 (Lapped valve) Part Number: 150S19-16 (Valve-sleeve) Part Number: 150S19-5 (Valve assy w/8130) Part Number: 150S19-8 (Valve) Part Number: 150S-20 (Seal) Part Number: 150S20A (Do-8) Part Number: 150-S2-10 (Ac parts) Part Number: 150S21-10 (Body) Part Number: 150S21-16 (Valve and body) Part Number: 150S21-5 (Valve) Part Number: 150S21-8 (Lapped valve bo) Part Number: 150S24E (No description) Part Number: 150S28012 (No description)