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Bonomi 4” Butterfly Valve

Description & Features

Designed for flow control in industrial fluid systems, the Bonomi 4" Butterfly Valve offers a compact, quarter-turn design suited for on/off and throttling service in a 4-inch line size. Bonomi North America manufactures this valve for dependable performance in commercial and industrial applications where reliable shutoff and straightforward actuation are required.

The quarter-turn operation allows for quick open and close cycling, making this valve a practical choice for process lines where frequent actuation or space constraints are a consideration. Compatible with manual or automated actuation depending on configuration, this valve fits a range of industrial fluid handling requirements.

SKU: 8120-4

Supplier Part Number (MPN): 8120-4

Specifications

Brand BONOMI	Actuator Type Lever	Body Material Steel	Dimensions 2.13 in L x 8.66 in W x 3.78 in D	Disc Material Stainless Steel	Domestic/Import Import	Material Standard ASTM A216, ASTM A316, ASTM A351 GR CF8M, ASTM A630	Mounting Type Wafer	Nominal Size #04	Number of Positions 10	Operator Type 10-Position Locking Lever	Packing Material PTFE	Seal Material Inconel 625	Seat Material Inconel 625	Stem Material Stainless Steel	Trim Material Stainless Steel

Product Questions & Answers (1)

Question by: Gary M on Jan 29, 2026, 1:01 PM

What size pipe does this fit?

Answer by: Customer Support on Jan 31, 2026, 10:18 AM

This butterfly valve is designed for use with a 4-inch line size, providing flow control in industrial fluid systems.