Allen-Bradley 21-102-022 Mechanical Shaft Seal

Description:

The Seal 21-102-022 Single Mechanical Shaft Seal is used to prevent fluid leakage between rotating shafts and stationary pump housings in industrial pumping systems. Commonly installed in centrifugal pumps, process pumps, water treatment equipment, chemical processing systems, and general industrial fluid handling applications. Maintenance teams and system integrators use this mechanical seal for routine pump maintenance, seal replacement, and restoring leak-free operation in rotating equipment. 

Applications:

The Seal 21-102-022 Single Mechanical Shaft Seal is commonly used in industrial water pumps, centrifugal pumps, chemical transfer systems, cooling systems, wastewater treatment equipment, food processing machinery, and other rotary equipment where dependable shaft sealing is required to minimize leakage and extend equipment service life. 

Technical Specifications:

• Part Number: 21-102-022
• Product Type: Mechanical Seal
• Seal Type: Single mechanical shaft seal
• Application: Rotary pumps and fluid handling equipment
• Function: Prevents leakage between rotating shaft and stationary housing
• Suitable Equipment: Centrifugal pumps, process pumps, and industrial pumping systems
• Primary Seal Faces: Carbon, ceramic, silicon carbide, or tungsten carbide (material varies by manufacturer)
• Secondary Seal Materials: Elastomer (NBR, EPDM, FKM/Viton depending on application)
• Spring Type: Single spring or multi-spring configuration depending on manufacturer
• Operating Media: Water, oils, coolants, light chemicals, and process fluids
• Installation: Direct replacement mechanical seal for compatible pump models

Common Replacements:

• John Crane Type 21 Mechanical Seal
• Flowserve Pac-Seal Type 21 Mechanical Seal
• EagleBurgmann MG1 Mechanical Seal