DF81-40P-SHL(52) DF81-40S-0.4H(51) DF81-40S-0.4H(52) DF81-50P-0.4SD(51) DF81-50P-LCH DF81-50P-LCH(52) DF81-50P-SHL DF81-50P-SHL(52) DF81-50S-0.4H(51) DF81-50S-0.4H(52)