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The 18” knuckle block is a precision-machined replacement knuckle block assembly designed specifically for JV Northwest 18" bubble manways. It ensures secure, pressure-rated closure with smooth, tool-free operation while maintaining a flush, sanitary profile that minimizes cleaning time and contamination risks. Fully compatible with legacy JVNW 18” bubble manways, it delivers reliable sealing and easy access for all applications. Ideal for maintenance, upgrades, or direct replacement of worn parts.
The 18” knuckle block is a precision-machined replacement knuckle block assembly designed specifically for JV Northwest 18" bubble manways. It ensures secure, pressure-rated closure with smooth, tool-free operation while maintaining a flush, sanitary profile that minimizes cleaning time and contamination risks. Fully compatible with legacy JVNW 18” bubble manways, it delivers reliable sealing and easy access for all applications. Ideal for maintenance, upgrades, or direct replacement of worn parts.