Series & Model
Product Picture

American-Marsh Model 820 non-pusher bellow seals are industrial purpose seals for use in demanding applications. The seal utilizes an elastomeric bellow for positive sealing. The spring is manufactured of stainless steel and is of the non-clogging design.

820 Series Mechanical Seal
Performance Charachteristics Available Face Materials
Sizes: 1.000" (25 mm) To 4.000" (100 mm)

Pressures to: 425 PSI (29 Bar)

Temperatures to: -40 F (-40 C) To 400 F (205 C)

Speed ranges: To 3600 RPM

Rotary Face Materials:
Carbon
Silicon-Carbide
Tungsten Carbide

Stationary Face Materials:
Ceramic
Silicon-Carbide
Tungsten Carbide

Features & Benefits Markets
Unique design drive bands minimize wear on shaft or sleeve surface.
Precision lapped seal faces.
Wide variety of seal faces and elastomers available.
Non-clogging, single coil spring.
High quality stainless steel metal parts.

Aerospace
Building Trades
Additional Information
Chemical




Construction
Food & Beverage
General Industry
Marine
Mining & Aggregate
OEM
Oil & Gas
Power Generation
Petro-Chemical

Pharmaceutical

Pulp & Paper
Semiconductor
Water & Wastewater
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