B A 4 B B 7 B o2.5 M5 x 0.8 5 M10 x 1 3 3 D M5 x 0.8 (Without gasket) Width across flat 6 Applicable tube O.D.:o6,o4 Width across flat 6 M5 x 0.8 Width across flat F Applicable tube O.D.:oE Width across flat 8 Width across flat 8 Gasket (t=0.5) Width across flat 14 . Refer to page 897 for nut tightening torque. Vacuum Entry Vertical/Buffer Assembly Part No. ZPB2J -B5 ZPB2J - ZPB2J - ZPB2J 10 20 30 40 50 04 06 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50 N6 U6 Model Dimensions (Vacuum entry: Female thread M5 x 0.8) 23 51 77 D 47 85 95 131 141 34 72 82 118 128 A B Model Dimensions (Vacuum entry: Barb type) 23 51 77 D 49 87 97 133 143 34 72 82 118 128 A B Model Dimensions (Vacuum entry: One-touch type) 23 51 77 34 72 82 118 128 A D 61.7 99.7 109.7 145.7 155.7 60.9 98.9 108.9 144.9 154.9 8 10 E:4 E:6 B F B F Model Dimensions (Buffer for ZPR/ZPY) 23 51 77 D 45 83 93 129 139 34 72 82 118 128 A B ZPB2J10-B5 ZPB2J20-B5 ZPB2J30-B5 ZPB2J40-B5 ZPB2J50-B5 ZPB2J10- ZPB2J20- ZPB2J30- ZPB2J40- ZPB2J50- 04 06 04 06 04 06 04 06 04 06 ZPB2J10- ZPB2J20- ZPB2J30- ZPB2J40- ZPB2J50- N6 U6 N6 U6 N6 U6 N6 U6 N6 U6 ZPB2J10 ZPB2J20 ZPB2J30 ZPB2J40 ZPB2J50 Series ZP2/ZP 1258