Mechanical Seals

ReliaMark offers a complete line of drop-in replacement mechanical seals available in over 1,000 of the most frequently ordered types and sizes. Seal types include type 1, 2, 6, 6a, 21, 21a and 2106/G series, all with a range of shaft diameters from 1/2 to 3 3/4 inches.

Materials Reference

C = Carbon
S = Silicon
T = Tungsten
R = Ceramic
N = Ni-resist
L = Stainless
B = Buna
V = Viton
E = EPR
O = O-Ring
P = Cup

Mechanical Seals
Type 1
Type 1D
Type 2
Type 2D
Type 6
Type 6A
Type 21
Type 21A
Type 21D
Type G