Allen-Bradley 21-102-022 Mechanical Shaft Seal

Allen-Bradley 21-102-022 is a single mechanical shaft seal designed to prevent fluid leakage between rotating shafts and stationary pump housings in industrial pumping systems. It is commonly installed in centrifugal pumps, process pumps, water treatment equipment, chemical processing systems, and other industrial fluid handling applications, and maintenance teams and system integrators use it for routine seal replacement to restore leak-free operation in rotating equipment. Key specifications include: Part Number 21-102-022; Seal Type: single mechanical shaft seal; Application: rotary pumps and fluid handling equipment; Primary Seal Faces: carbon, ceramic, silicon carbide, or tungsten carbide (material varies by manufacturer); Secondary Seal Materials: elastomer options such as NBR, EPDM, or 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 for compatible pump models; Common Replacements: John Crane Type 21 Mechanical Seal, Flowserve Pac-Seal Type 21 Mechanical Seal, EagleBurgmann MG1 Mechanical Seal.