Tender For supply of single spring unbalanced seal rotary insert type-01 as per attached drawing, size 1 inch, material- silicon carbide , single spring unbalanced seal rotary insert type-02 as per attached drawing, size 1 inch, material- silicon carbide , single spring unbalanced seal stationary insert as per attached drawing, size 1 inch, material- silicon carbide , single spring unbalanced seal rotary insert as per attached drawing, size 1.25 inch, material- silicon carbide , single spring unbalanced seal stationary insert as per attached drawing, size 1.25 inch, material- silicon carbide