PYREX® Four-Neck Borosilicate Glass Replacement Resin Reaction Kettle Cover for 2L to 4L Kettles – 6947-2LCO

The PYREX® Replacement Resin Reaction Kettle Cover is a laboratory glass component designed to replace the four-neck cover of Corning PYREX® 2L, 3L, and 4L resin reaction kettles. Manufactured from laboratory glass, the cover features three 24/40 standard taper joints and one 34/45 standard taper joint for connecting compatible condensers, stirrers, addition funnels, and other laboratory accessories. Its precision-ground mating flange provides close contact with the corresponding reaction kettle bottom, making it suitable for chemical synthesis, polymer research, resin preparation, and pharmaceutical laboratory applications. Key Features & Specifications - Universal Compatibility: Fits PYREX® 2L, 3L, and 4L resin reaction kettles in the 6947 series. - Four-Neck Design: Enables simultaneous attachment of multiple laboratory accessories. - Three 24/40 Standard Taper Joints: Compatible with laboratory fittings of the same joint size. - One 34/45 Standard Taper Joint: Provides a larger connection for compatible stirring and reaction accessories. - 168mm Outer Diameter: Approximately 6.6 inches. - 55mm Overall Height: Compact replacement cover design. - Precision-Ground Flange: Provides a close-fitting mating surface with the kettle bottom. - PYREX® Glass Construction: Suitable for compatible laboratory chemical reactions. - Interchangeable Connections: Supports convenient assembly with condensers, stirrers, and funnels. - Reusable Construction: Designed for repeated laboratory use. - Replacement Cover Only: Does not include the reaction kettle bottom. - Manufacturer Packaging: Two covers per pack and case. Specification Details Brand PYREX® Manufacturer Corning Product Number 6947-2LCO Supplier Reference 401491 Product Type Replacement Resin Reaction Kettle Cover Material Laboratory Glass Flask Style Reaction Cover Configuration Four-Neck Number of Openings 4 Joint Type Standard Taper Small Joint Sizes 3 × 24/40 Large Joint Size 1 × 34/45 Outer Diameter Approximately 168mm Overall Height Approximately 55mm Flange Finish Precision Ground Compatible Kettle Capacities 2L, 3L, 4L Compatible 2L Kettle PYREX® 6947-2L Compatible 3L Kettle PYREX® 6947-3L Compatible 4L Kettle PYREX® 6947-4L Kettle Bottom Included No Stoppers Included No Reusable Yes Manufacturer Quantity per Pack 2 Pieces Manufacturer Quantity per Case 2 Pieces