Apex Sealing, Inc.

Apex Sealing, founded in 2004 and based in Vermont, manufactures mechanical seals for industrial rotating equipment with same-day shipment from a broad inventory. The company serves chemical processing, oil and gas, water and wastewater, food and beverage, marine, and pharmaceutical sectors. For water and wastewater applications, Apex offers a dedicated product line including the A1 and A2 single spring elastomer bellows seals for standard pump shafts, the A1M single spring bellows seal with machined head, the A157 single spring O-ring style seal, the ARO single rotating multi-spring component seal with PTFE wedge design, and the ESWW replacement seal engineered specifically for Flygt submersible pumps. Cartridge seal options include the S1 single cartridge with flush, the D2PR dual cartridge with pumping ring, the HDS heavy-duty high-pressure cartridge, the S1MF and D2MF metal-free cartridges for corrosive environments, and the RFB95 split cartridge that installs without equipment disassembly. Apex also supplies welded metal bellows components (WB400/WB450/WB500), metric shaft seals, mixer seals, HVAC seal kits, and ANSI cartridge repair kits. Services include seal repair across all brands with root cause failure analysis, seal identification and application engineering, and custom mechanical seal design for extreme temperature, pressure, and aggressive fluid conditions.