The NIBCO® cast iron butterfly valve provides ease of operation with quarter-turn (90 degrees) open to close. The EPDM cartridge seat liner with aluminum bronze disc is recommended for most water applications. An extended neck allows for insulation up to 2 inches. Please refer to NIBCO technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose NIBCO® international cast iron butterfly valves for versatile and economical applications in commercial systems. These valves are backed by the NIBCO 5-year125% limited warranty.
Rubber-Seated Butterfly Valves IOM
- Valve pressure rating 200 psi
- 225-DegreeF continuous and 250-DegreeF intermittent service
- Lug style
- EPDM cartridge seat liner
- Aluminum bronze disc
- Stainless steel stem with bronze bushings
- Extended neck
- Operating mechanism: Bare stem, lever-lock operating system, manual gear operator
- Not recommended for steam service
- Designed to meet MSS SP-67
- MSS SP-25 (markings)
- Designed to meet API 609
Rubber-Seated Butterfly Valves IOM
Manufacturer Resources
Product Specs
- All Basic Material:
- Cast Iron
- Classification:
- Cast Iron Butterfly Valves
- End Connection:
- Lug
- Product Group:
- Valve
- Seat Seal Material:
- EPDM Rubber
- System Use:
- Commercial Plumbing, HVAC, Irrigation
- Type of Valve:
- Butterfly Valve
- Valve End Connection Type:
- L - Lug
- Valve Pressure Rating (PSI):
- 200 PSI rated pressure
- Product Subgroup:
- Valves
- Product Type:
- Cast Iron Butterfly Valves
- Department:
- Plumbing
Nibco NBC-N200235 – Frequently Asked Questions
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Does the Nibco NBC-N200235 come with a warranty?
Absolutely. The Nibco NBC-N200235 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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