DF81D-30P-0.4DS(51) DF81D-30P-0.4SD DF81D-30P-0.4SD (51) DF81D-30P-0.4SD(51) DF81D-30P-0.4SD(52) DF81D-30P-LCH DF81D-30S-0.4H(51) DF81D-40D-0.4SD DF81D-40P-0.4SD DF81D-40P-0.4SD(51)