F G E D A C N M L P K B Q Model IDFA3E IDFA4E IDFA6E IDFA8E IDFA11E IDFA15E Port size Rc 3/8 Rc 1/2 Rc 3/4 Rc 1 A 226 270 300 410 453 455 485 603 473 498 568 578 67 31 41 125 42 54 304 283 355 396 33 80 87 36 15 154 240 43 21 80 101 330 275 300 380 . 314 15 13 15 16 B C D E F G K. L. M. N. P Q A C Dimensions IDFA3E to 15E 4 x o13 In case of IDFA3E IDFA4E to 15E Dimensions (mm) . Meaning the foot dimensions for the IDFA3E. 74 Series IDFA�ｭE