HR22-12WTRA-20P(73) HR22-12WTRA-20PC(73) HR22-12WTRA-20PCY HR22-12WTRA-20PCZ HR22-12WTRA-20S(20) HR22-12WTRA-20S(73) HR22-12WTRA-20SC(73) HR22-12WTR-C(31) HR22-12WTR-C(73) HR22-12WTR-C2(31)