GENERAL CHARACTERISTICS ITEM DESCRIPTION | ASSEMBLY CONSISTS OF ONE CARBON STL CEE CANOPY SEAL RING,ASTM A576 BAR,GRADE 1018 THRU 1025,FINE GRAIN; TWO CARBON STL TEST PLATES,ASTM A576 BAR,GRADE 1018 THRU 1025,FINE GRAIN; ONE STAINLESS STL SPACER,ASTM A276 BAR,TYPE 304,COND A |