Mechanical end seal 70-16-30D-8L (ceramic/graphite) 70-16 (PAK/FKW) UN for NPO/Sprut series pumps (A36): 4SQGD on 16mm rotor shaft
Suitable for series models
Sprut/ NPO (A36): 4SQGD1.2-45-0.28; 4SQGD1.2-50-0.37; 4SQGD1.8-50-0.5; 4SQGD2.5-60-0.75; 4SQGD1.8-100-0.75; 4SQGD2.5-140-1.1;
Aquatica/ DONGYIN (777121113): 777121-777154, 777311-777313, 777440-777449, 777470-777494, 7771453-7771883
and many other with same design
Type: 70-16 (PAK/FKW)
Seal outer diameter: 31 mm;
Sealing height (without fixed part): 27 mm;
Overall height with fixed ring 37mm
Height of fixed ring 8mm
The diameter of the fixed ring in the rubber band is 30 mm
Material: Ceramic/graphite/stainless steel