4.000" Bevel Seat Gasket - (40BS-B) - Buna, Black

Bevel Seat Gasket – Black Buna (40BS-B)

PNW Sanitary Bevel Seat Gaskets (40BS-B) provide a reliable, leak-resistant seal for Bevel Seat ferrules in sanitary stainless process systems. Manufactured from Black Buna (Nitrile), these gaskets are a cost-effective and widely used option in food and beverage environments where resilience, flexibility, and oil resistance are required. Buna gaskets offer dependable sealing performance and are well-suited for general sanitary service where moderate chemical exposure may occur.

Designed to fit standard Bevel Seat ferrules, these gaskets install easily and maintain a secure connection when used with compatible male and female Bevel Seat fittings. The Buna formulation provides good resistance to oils, animal fats, and select processing chemicals, making it a practical choice for dairies, beverage production, and general sanitary systems.

Features

• Material: Black Buna (Nitrile)
• Economical and versatile sealing option
• Resistant to oils, fats, and moderately aggressive chemicals
• Flexible and easy to install on standard Bevel Seat ferrules
• Available in multiple sizes to match standard Bevel Seat fittings
• Lot-specific material documentation available upon request

Applications & Compatibility

Ideal for food, beverage, and dairy process lines requiring a durable, oil-resistant gasket. Designed to fit PNW Sanitary Bevel Seat ferrules and dimensionally compatible with major sanitary brands using the Bevel Seat connection style.

Quality & Material Verification

Each gasket lot is labeled and traceable. Lot-specific certificates are available upon request at the time of order.