Flange O-Ring Seal Kit. HERCULES SEALING PRODUCTS FLANGE O-RING

This flange O-ring seal kit, also known as the 568 FLANGE KIT, is made by Hercules Sealing Products. It's part of their assortment kits and tools line.

Hercules Sealing Products puts this together as an assortment kit, so you're getting a range of flange o-ring seals rather than just a single size or style. It falls under their assortment kits and tools category, which means it's built for folks who need variety on hand rather than ordering one seal at a time. Good option if you're maintaining multiple flange connections and want to keep a stock of the right seals without placing a bunch of separate orders.