Dm fit asab m series male stem adaptors with bspp external threads dm fit asab0802m a dm fit asab m series metric acetal male stem adaptor with 8mm connection tube and g18 external threadthe connectors are manufactured from safe non toxic materials meeting the requirements of the us fda wras ansinsf 51 61 and sk zert they are widely used in water purification foodbeverage and pneumatic systems dm fit pneufit d asab0802m pneumatic adaptor g18 to stem diameter 8mm