The vent screws are delivered with or without the air filters. Breathers should be used with filters during usage in oil-hydraulic systems. In addition filter screws and vent screws can also be supplied with oil dipstick made of steel that can be shortened whenever desired.
Suitable:
as filler and breather for fluid containers such as hydraulic tanks, or gearbox filling and venting connections
Materials:
Type plastic: Body: polyamide, seal: NBR, air filter: PU foam, oil dipstick: zinc-plated steel, type brass: Body: brass, seal: Fasit 202 (mineral fibre with NBR), air filter: zinc-plated steel wire mesh