The NIBCO® ductile iron butterfly valve provides ease of operation with quarter-turn (90 degrees) open to close. The unique molded-in Buna-N seat liner with aluminum bronze disc provides good abrasion resistance properties and compatibility with solvents, oil, water and hydraulic fluid for compressed air and vacuum applications. With the internal stem/disc geometric drive design there is no need for pins or bolts that may create leak paths or turbulence in the waterway. 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® butterfly valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. NIBCO® butterfly valves are backed by the NIBCO 5-year 125% limited warranty.
Rubber-Seated Butterfly Valves IOM
- Valve pressure rating 200 psi
- Max temperature rating 180-DegreeF
- Lug style
- Buna-N molded-in seat liner
- Aluminum bronze disc
- Stainless steel stem with copper bushings
- Operating mechanism: Bare stem, infinite position plate and lock, lever lock, manual gear operator and pneumatic/electric automation
- Lead-free*
- Not recommended for steam service
- Designed to meet MSS SP-67
- MSS SP-25 (markings)
- Designed to meet API 609
- U.S. Coast Guard Category A
Rubber-Seated Butterfly Valves IOM
Manufacturer Resources
Product Specs
- All Application(s):
- Lead-Free
- All Basic Material:
- Ductile Iron
- Classification:
- Ductile Iron Butterfly Valves
- End Connection:
- Lug
- Product Group:
- Valve
- Seat Seal Material:
- Buna-N Nitrile Rubber
- System Use:
- Lead Free*, Commercial Plumbing, HVAC, Industrial
- Type of Valve:
- Butterfly Valve
- Valve End Connection Type:
- L - Lug
- Valve Pressure Rating (PSI):
- 200 PSI rated pressure
- Product Subgroup:
- Valves
- Product Type:
- Ductile Iron Butterfly Valves
- Department:
- Plumbing
Nibco NBC-LD-2100 – Frequently Asked Questions
How fast can I get the Nibco NBC-LD-2100 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return the door closer if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Nibco NBC-LD-2100 come with a warranty?
Absolutely. The Nibco NBC-LD-2100 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Nibco NBC-LD-2100?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Nibco NBC-LD-2100 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.