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IMI PBM
3-Piece Marine Ball Valve
Marine ball valve with robust sealing, actuation-ready design, and NSF-61 drinking water options.
Provides bubble-tight sealing in both flow directions for safe draining, purging, and cleaning.
Supports long service life with live-loaded stem packings and direct mount actuation compatibility.
Offers full material flexibility including NSF-61 drinking water bronze and high-performance alloys.
The IMI PBM 3-Piece Marine Ball Valve is engineered for reliable performance in demanding shipboard applications, with a durable swing-out or non-swing-out body design for easy maintenance. Available in NSF-61 certified bronze for drinking water or high-performance alloys for corrosive service, it delivers upstream/downstream bubble-tight sealing and robust live-loaded stem packings. Its direct-mount stem assembly ensures precise actuator alignment and extended cycle life. A high-temperature version is also available, featuring carbide-coated balls and seats for enhanced durability. Designed to withstand temperatures up to 426°C and pressures up to 50 bar, this versatile valve suits a wide range of marine systems.
Key features
Three-piece swing-out/non-swing-out body
NSF-61 versions for drinking water
Upstream/downstream bubble-tight sealing
Live-loaded stem packing
Direct mount actuation design
High-temp option with carbide coating
Pressure: up to 50 bar
Temp: -45°C to 426°C
Sizes: DN 15–200 (½"–8")
ANSI Class 150–300
Specifications
Fluid Types
Black Water
Drinking Water
Fire Suppression
Fresh Water
Grey Water
High Pressure Air
Material
NSF 61 Safe Drinking Water Bronze
Low-Lead 922
Naval 836
955 NiAl-Bronze
958 NiAl-Bronze
953 Al-Bronze
954 Al-Bronze
70/30 CuNi
90/10 CuNi
Stainless Steel 304
Stainless Steel 316
Stainless Steel 316L
Duplex and Super Duplex Alloys
Monel
Hastelloy
Alloy 20
Maximum Working Pressure (barg)
50
Port Size (")
0.5 to 8
Temperature Limits (°C)
-45 to 426
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