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Single Spring Clutch Unbalanced Mechanical Seal-FTS03
Non API Seals

Single Spring Clutch Unbalanced Mechanical Seal-FTS03

Flow Tech Seal offers this single spring clutch unbalanced mechanical seal for industrial pump and rotating equipment applications. The design combines a single spring arrangement with an unbalanced sealing construction and stainless steel metal components.

Seal Size
20 mm to 100 mm
Pressure
Up to 10 kg/cm²
Speed
Up to 20 m/s
Temperature
-25°C to 180°C
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Suitable for Chemical, Oil Refinery and Textile Applications

This mechanical seal is specified for chemical plants, oil refineries and textile applications. It is available with different rotary face and stationary seat materials, along with several secondary seal options, allowing the seal configuration to be selected according to the operating medium and service conditions.

Design Highlights

Engineered features that improve reliability, performance, and service life.

01

Single spring clutch design

02

Unbalanced seal construction

03

Stainless steel casing

04

Stainless steel spring

05

Stainless steel back parts

06

O-ring secondary sealing arrangement

Technical Specifications

Standard operating parameters for this mechanical seal.

Seal Type
Single Spring Clutch Unbalanced Seal
Seal Size
20 mm to 100 mm
Operating Pressure
10 kg/cm²
Operating Speed
20 m/s
Operating Temperature
-25°C to 180°C
Rotary Face Materials
Carbon, Silicon, TC
Stationary Seat Materials
Silicon, TC, SS

Material Construction

Available material combinations for various operating conditions.

Carbon
Silicon
TC

Silicon
TC
SS

Viton
NBR
EPDM
Silicon

SS304
SS316
SS316L

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