Fractinal Tube X Npt (M) Excel Metal part no. Equivalent Part no. Type 1 Equivalent part no Type 2 LX ODT-ØT(INCHES) NPT MALE PIPE SIZE P Ø E BODY HEX F C D NUT HEX W L1 1-45MED-1N -100-5-1 1MVEL1N 0.56 1/16 1/16 0.19 7/16 0.43 0.50 7/16 0.97 2-45MED-2N -200-5-2 2MVEL2N 0.66 1/8 1/8 0.19 7/16 0.60 0.60 7/16 0.97 3-45MED-2N -300-5-2 3MVEL2N 0.58 3/16 1/8 0.19 7/16 0.66 0.60 7/16 0.97 4-45MED-2N -400-5-2 4MVEL2N 0.65 1/4 1/8 0.19 9/16 0.70 0.60 9/16 0.97 4-45MED-4N -400-5-4 4MVEL4N 0.83 1/4 1/4 0.19 9/16 0.70 0.60 9/16 0.97 5-45MED-2N -500-5-2 5MVEL2N 0.66 5/16 1/8 0.19 9/16 0.70 0.66 5/8 0.97 6-45MED-2N -600-5-2 6MVEL2N 0.72 3/8 1/8 0.19 13/16 0.76 0.66 11/16 1.10 6-45MED-4N -600-5-4 6MVEL4N 0.90 3/8 1/4 0.28 13/16 0.76 0.66 11/16 1.10 6-45MED-6N -600-5-6 6MVEL6N 0.95 3/8 3/8 0.28 13/16 0.76 0.66 11/16 1.15 8-45MED-6N -810-5-6 8MVEL6N 0.95 1/2 3/8 0.38 13/16 0.86 0.90 7/8 1.26 8-45MED-8N -810-5-8 ---------- 1.14 1/2 1/2 0.41 7/8 0.86 0.90 7/8 1.26 10-45MED-8N -1010-5-8 10MVEL8N 1.17 5/8 1/2 0.41 1 0.80 0.90 1 1.34 12-45MED-12N -1210-5-12 12MVEL12N 1.22 3/4 3/4 0.62 1-1/8 0.86 0.96 1-1/8 1.34 14-45MED-12N -1410-5-12 14MVEL12N 1.27 7/8 3/4 0.62 1-5/16 0.90 0.96 1-1/4 1.59 16-45MED-16N -1610-5-16 16MVEL16N 1.49 1 1 0.88 1-3/8 1.04 1.23 1-1/2 1.59 Note : The E dimension is the minimum opening & fitting of this group may be back drilling to larger id at pipe thread or straight thread end. Dimensions are for reference only and subject to change. Npt thread as per ansi b 1.20.1.