Pair of Apollo Service Module SPS Engine Valves, with affixed Aerojet-General parts labels identifying them as such: "Regulator Assembly, Pt. No. 1133586-7, Ser. No. 001890000160," with metal tag: "AD1069, CD4Q66"; and "2 Way Valve Assy., K, Pt. No. 1133226-21, Ser. No. 001890000166," with metal tag: "A/D, 1070." In overall very good to fine condition.
