FF2700-LN-O Steel Male ORFS Bulkhead Union With Lock Nut Check Part Number TUBE OD d(1) UN/UNF -2A d(2) UN/UNF -2A L15 i2 S4 (1) S4 (2) d1(1) d1(2) FF2700-04 -04-LN-O 1/4-1/4 9/16-18 9/16-18 1.90 1.24 0.81 0.81 0.17 0.17 FF2700-06 -06-LN-O 3/8-3/8 11/16-16 11/16-16 2.09 1.34 1.00 1.00 0.26 0.26 FF2700-08 -08-LN-O 1/2-1/2 13/16-16 13/16-16 2.30 1.44 1.13 1.13 0.38 0.38 FF2700-10 -10-LN-O 5/8-5/8 1-14 1-14 2.62 1.60 1.31 1.31 0.48 0.48 FF2700-12 -12-LN-O 3/4-3/4 1 3/16-12 1 3/16-12 2.72 1.64 1.50 1.50 0.61 0.61 FF2700-16 -16-LN-O 1-1 1 7/16-12 1 7/16-12 2.76 1.66 1.75 1.75 0.81 0.81 FF2700-20 -20-LN-O 1 1/4-1 1/4 1 11/16-12 1 11/16-12 2.76 1.66 2.00 2.00 1.02 1.02 FF2700-24 -24-LN-O 1 1/2-1 1/2 2-12 2-12 2.76 1.66 2.38 2.38 1.26 1.26