Description

Berliss™ Mechanical Seal Assembly, Type 21 Standard, 1-3/4 in Inside Dia, 2-5/8 in OD Seal Head, 2-1/2 in OD Mating Ring, 1/4 in THK Mating Ring, Buna-N Elastomer, Carbon Primary Ring, Stainless Steel Metal Parts, Tungsten Carbide Mating Ring, 304/316 Stainless Steel Spring, 200 deg F, 230 psi

Features:

• Unbalanced, bi-directional

Applications:

Pool, Spa Pumps, Centrifugal Pumps and Well Point Pumps

Standards/Approval:

• BSA
• ICWM
• MHIA
• NCA

Elastomers Material	Buna-N
Inside Diameter	1-3/4 in
Mating Ring Material	Tungsten Carbide
Mating Ring Outside Diameter	2-1/2 in
Mating Ring Thickness	1/4 in
Metal Parts Material	Stainless Steel
Pressure Rating	230 psi
Primary Ring Material	Carbon
Seal Head Outside Diameter	2-5/8 in
Spring Material	304/316 Stainless Steel
Temperature Rating	200 deg F
Type	Type 21 Standard
Manufacturer	Berliss Companies