ISO 7312:1984

Road vehicles — Air filter connections — Types A and B

Specifies the essential dimensional characteristics of air filter connections used in road vehicles. Two types are specified: type A – flexible tube connector which include nominal diameters from 20 up to 200 mm (figure 1 and table 1); type B – thread connector which include threads from M8 x 1 up to M33 x 1,5 (figure 2 and table 2).