Pump Mechanical Seal

Bidirectional mechanical seal with short axial length for internal or external mounting. Handles high pulsing counterpressure and viscous fluids. Temperature range -20C to 250C, pressure up to 2.5MPa, speed 15m/s. Rotary face options: Carbon, Sic, or TC. Stationary ring: Sic or TC. Custom sizes available.

KL-R33 wave spring mechanical seal, a direct replacement for John Crane R33, designed for process pumps. Features durable carbon/SiC/TC faces, operates up to 200°C and 2.0Mpa. Available in sizes 20mm to 175mm. Custom options and certifications available for reliable performance.

KL-W03 replaces AES W03 wave spring mechanical seal for SSP SR water pumps. Features durable rotary face (SUS/TC) and stat ring (Carbon/Sic/TC). Operates at -20°C to 180°C, ≤0.8Mpa. Custom sizes available. Ideal for industrial water pump applications.

Replacement for VULCAN 1677 mechanical seal with one-piece double wave spring for superior strength. Features stainless steel retainer, carbon/SiC faces, and FKM/NBR seals. Handles up to 25 bar and 220°C. Ideal for chemical process industries.

KL-SAI mechanical seal replaces AES SAI balanced multiple spring pump seal. Operating temperature -50°C to 204°C, pressure ≤1.1Mpa. Standard sizes 18-100mm. Rotary face options: Carbon, SiC, TC. Ideal for petroleum, chemical, and refinery applications.

Replacement for AES Type CS mechanical seal with balanced multiple spring design. Handles temperatures from -20°C to 200°C, pressures up to 0.8Mpa, and speeds up to 10m/s. Available in sizes 24-100mm with carbon/SS rotary face and EPDM, NBR, AFLAS, or KALREZ O-rings. Ideal for chemical, petroleum, and industrial applications.

KL-440 is a low-cost, hydraulically balanced replacement for Chesterton 440/440M seals. Ideal for corrosive services, it features no metal contact with sealed fluid, prevents shaft damage, and operates at up to 0.8Mpa and 200°C. Custom materials available.

KL-9T multi-spring wedge seal replaces John Crane Type 9T for corrosive chemical and hydrocarbon processing. Features PTFE wedge for corrosion resistance, operates up to 250°C and 15m/s. Available in sizes 0.5-4.0 inch with customizable materials.

High-performance multi spring mechanical shaft seal, interchangeable with Burgmann H74N. Handles temperatures from -20 to 180°C, pressures up to 25 bar, and speeds to 15 m/s. Available in sizes 14-100mm with customizable materials like SiC, TC, and SS316. Ideal for pumps in chemical, refinery, and marine applications.

O-ring mounted conical spring mechanical seal for pumps. Handles temperatures up to 180°C and pressures to 1.0 MPa. Available in sizes 10-100mm with materials like SiC, TC, and carbon. Custom options and certifications available for demanding applications.

High-performance O-ring mechanical seal for water pumps, replacing Roten 5H2. Handles temperatures from -20 to 180°C, speeds up to 15m/s, and pressures to 16bar. Available in sizes 10-150mm with customizable materials including SiC, TC, and stainless steel. Durable and reliable for industrial use.

High-quality replacement for John Crane 8-1 unbalanced seal with multiple spring design. Handles temperatures up to 180°C, pressure up to 12 bar, and speeds up to 15 m/s. Available in sizes 0.5 to 4.0 inches with durable materials like SiC and TC.

KL-M74D double multi spring mechanical seal, a direct replacement for Burgmann M74D. Features a pump ring design (M74F-D) for enhanced circulation. Handles temperatures from -20 to 180°C, speeds up to 20m/s, and pressures up to 15bar. Available in sizes 14-100mm with material options including SiC, TC, and various elastomers. Custom sizes and materials available.

KL-E560 is a direct replacement for Burgmann EA560 rubber bellow pump seals. Features durable materials like SiC, TC, and NBR. Handles temperatures up to 120°C and speeds of 15m/s. Available in metric and inch sizes with custom options. Ideal for industrial pumps.

KL-E502 elastomer bellow seal, a direct replacement for John Crane Type 502. Handles temperatures up to 120°C and pressures to 25bar. Available in sizes 14-100mm with material options including SiC, TC, and various elastomers. Durable, efficient, and customizable for industrial pumps.

KL-E210 elastomer bellow mechanical seal, direct replacement for John Crane 2100 series. Handles temperatures from -20 to 120°C, speeds up to 15m/s, and pressures up to 18bar. Available in sizes 10-100mm with customizable materials including SiC, TC, and stainless steel. Ideal for pumps in petroleum, chemical, and food industries.

Replacement for Vulcan Type 24 rubber bellow mechanical seal. Handles temperatures from -20 to 120°C, pressure up to 10 bar, and speeds to 15 m/s. Available in sizes 10-100mm with material options including SiC, TC, and various elastomers. In stock.

Replacement for John Crane Type 21 elastomer bellows seals. Handles temperatures from -20 to 120°C, speeds up to 15m/s, and pressures to 10 bar. Available in standard sizes 0.5-4.0 inches with customizable materials including SiC, TC, and various elastomers. Ideal for petroleum, chemical, and industrial applications.

Replacement elastomer bellow seal for John Crane Type 2. Designed for process pumps and rotating equipment. Handles temperatures from -20 to 120°C and pressures up to 14 bar. Available in standard sizes 12-100mm with customizable material options including SiC, TC, and stainless steel.

KL-E1A replaces John Crane Type 1A elastomer bellow seal. Handles water, steam, chemicals, and corrosives. Temperature range -20 to 120°C, pressure up to 14 bar, speed 15 m/s. Available in sizes 14-100mm with carbon, silicon carbide, or tungsten carbide faces. Custom options and certifications available.