FF6400-L-O Steel Male ORFS x Male ORB Long Check Part Number TUBE OD d UN/UNF -2A n UN/UNF -2A L32 L31 S5 d1 d20 Style Parker # Aeroquip # FF6400-L-04-04-O 1/4 9/16-18 7/16-20 2.07 1.64 0.63 0.17 0.17 A|B 4 FF5OLO-S FF1852 T0404S FF6400-L-06-05-O 3/8 11/16-16 1/2-20 2.23 1.80 0.75 0.26 0.24 A|B 6-5 FF5OLO-S FF1852 T0605S FF6400-L-06-06-O 3/8 11/16-18 9/16-18 2.27 1.80 0.75 0.26 0.26 A|B 6 FF5OLO-S FF1852 T0606S FF6400-L-06-08-O 3/8 11/16-16 3/4-16 2.61 2.06 0.88 0.26 0.26 A|B 6-8 FF5OLO-S FF1852 T0608S FF6400-L-08-06-O 1/2 13/16-16 9/16-18 2.59 2.12 0.88 0.37 0.29 A|B 8-6 FF5OLO-S FF1852 T0806S FF6400-L-08-08-O 1/2 13/16-16 3/4-16 2.67 2.12 0.88 0.38 0.38 A|B 8 FF5OLO-S FF1852 T0808S FF6400-L-10-10-O 5/8 1-14 7/8-14 3.13 2.50 1.06 0.48 0.48 A|B 10 FF5OLO-S FF1854 T1010S FF6400-L-12-12-O 3/4 1 3/16-12 1 1/16-12 3.76 3.03 1.25 0.61 0.61 A|B 12 FF5OLO-S FF1852 T1212S FF6400-L-16-16-O 1 1 7/16-12 1 5/16-12 4.14 3.41 1.50 0.81 0.81 A|B 16 FF5OLO-S FF1852 T1616S FF6400-L-20-16-O 1 1/4 1 11/16-12 1 5/16-12 5.04 4.03 1.75 1.02 0.85 A|B 20-16 FF5OLO-S FF1852 T2016S FF6400-L-20-20-O 1 1/4 1 11/16-12 1 5/8-12 4.76 4.03 1.75 1.02 1.02 A|B 20 FF5OLO-S FF1852 T2020S FF6400-L-24-24-O 1 1/2 2-12 1 7/8-12 5.26 4.53 2.13 1.26 1.26 A|B 24 FF5OLO-S FF1852 T2424S