Stainless Steel Male NPTF x Male JIC Bulkhead With Lock Nut Check Part Number TUBE OD A NPTF B UN/UNF -2A L25 I1 C2 D1 D Aeroquip # Parker # SS2706-02-04-LN 1/4 1/8-27 7/16-20 1.84 1.20 0.69 0.19 0.17 259-2240-1-2-4 4 WFTX-SS SS2706-04-04-LN 1/4 1/4-18 7/16-20 2.03 1.20 0.69 0.28 0.17 259-2240-1-4-4 4-4 WFTX-SS SS2706-04-06-LN 3/8 1/4-18 9/16-18 2.19 1.28 0.81 0.28 0.30 259-2240-1-4-6 6 WFTX-SS SS2706-06-06-LN 3/8 3/8-18 9/16-18 2.19 1.28 0.81 0.41 0.30 259-2240-1-6-6 6-6 WFTX-SS SS2706-06-08-LN 1/2 3/8-18 3/4-16 2.36 1.44 1.00 0.41 0.39 259-2240-1-6-8 8 WFTX-SS SS2706-08-08-LN 1/2 1/2-14 3/4-16 2.53 1.44 1.00 0.53 0.39 259-2240-1-8-8 8-8 WFTX-SS SS2706-08-10-LN 5/8 1/2-14 7/8-14 2.72 1.58 1.13 0.53 0.48 259-2240-1-8-10 10 WFTX-SS SS2706-12-12-LN 3/4 3/4-14 1 1/16-12 2.92 1.75 1.38 0.72 0.61 259-2240-1-12-12 12 WFTX-SS SS2706-16-16-LN 1 1-11 1/2 1 5/16-12 3.11 1.75 1.63 0.94 0.84 259-2240-1-16-16 16 WFTX-SS