Specifications API Gravity Coupler optimizes the connection between 4" API adaptors and a 4" hose connection, ensuring safe, fast unloadi

JDKJ API Gravity Coupler ? 1) Optimizes the connection between 4" API adaptors and a 4" hose connection, ensuring safe, fast unloading. 2) Has been redesigned with an interior 'lip' that makes hook-ups easier 3) 'Lip' in the 12-o'clock position centers coupler with API adaptor for solid connection 4) Easier for operator to handle 5) Available in male adaptor and female coupler configurations 6) Available with either KAMLOK coupler or NPT female threads at the hose connection 7) Mates with standard 4" API RP-1004 tank truck adaptors 8) Aluminum body with buna-N seals 9) Available with viton seals 10) Hose connection end angled at 15o downward for improved drainage 11) Slotted cam arms for tamper-proof applications 12) Rugged chrome plated chains and heavy duty lugs for durability ? 13) Ordering specifications: ??? a) JDKJ-801: male cam and groove, 3.00", 76.2mm, 4.00 lbs, 1.81kg ??? b) JDKJ-802: male cam and groove, 4.00", 101.6mm, 5.00 lbs,2.27kg ??? c) JDKJ-803: male-NPT thread, 3.00", 76.2mm, 4.00 lbs, 1.81kg ??? d) JDKJ-804: male-BSP thread, 3.00", 76.2mm, 4.00 lbs, 1.81kg ??? e) JDKJ-805: male-NPT thread, 4.00", 101.6mm, 4.31 lbs, 1.96kg ??? f) JDKJ-806: male-BSP thread, 4.00", 101.6mm, 4.31 lbs, 1.96kg