方方NIBCOButterfly Valves CatalogC-BFV-0825Butterfly Valves for Commercial and Mechanical Service Construction,General Utility Service,and Industrial Service ApplicationsQUALITY PRODUCTS SINCE 1904A recognized brand leader bringing flow control productsand technologies to market,NIBCO has a history of successand innovation in the plumbing industry.Headquartered in Elkhart,Indiana,we operate multiplemanufacturing plants and distribution centers strategicallylocated throughout the United States and globally,andoffer more than 36,000 SKUs,including our NIBCO familyWe have vertically integrated manufacturing,distributionand networked communications to provide a seamlesssource of information and service,24/7.We place greatemphasis on personal connections with our factory directsales,live customer service and technical service support.We also offer unique programs to support our customers'success,including our NIBCO Partner program,VendorManaged Inventory and EDI for wholesalers.More than 90 percent of NIBCO-branded products aremanufactured in the U.S.using high-quality materials andinnovative processes and technologies to improve productperformance and quality.For every high-quality valve orfitting made at NIBCO,each is made with pride by thehundreds of NIBCO associates who work there.Today,NIBCO is a fifth-generation,family-and associate-owned business.Since 1904,we'vepioneeredmanyproductsand processes.As the flow control industry continues tobecome more demanding,we remain focused on what hasmade us successful:delivering more than a product andmaking business better for each of our customers.VISIT OUR WEBSITE TO LEARN MOREwww.nibco.comAHEADOFTHEF LO WRevised 6/18/2025General Index001Butterfly ValvesVisit our website for the most current information.BUTTERFLY VALVES.4-49Properties of Materials66-69HIGH PERFORMANCE BUTTERFLY VALVEDimensional Requirements for Flange/Pipe Connections.....50-5670Technical Information71-79OPTIONS AND ACCESSORIES INDEX....................57-59Actuation Data Sheet.80ENGINEERING DATA................................60-78FIGURE NUMBER COMPARISONS81Engineering Data IndexWARRANTY.82Specifications..62-63Flow Data.64-65Key to Butterfly Valve Figure Number System*00BodyBodyPressureSeatDiscStem Bushing CombinationsOperatingTypeMaterialRatingMaterialMaterialStemUpper LowerCollarMechanismL-LugD-Ductile IronL-Actuated0-EPDM0-Aluminum Bronze0-416SSCopper AlloyBrass0-Bare StemW-Wafer1-150psi1-Buna-N (Nitrile)1-Ductile Iron!1-416SS316SSBrass3-Lever Lock(std)G-Grooved2-200psi2-Fluoroelastomer2-CF8M2-17-4PH3316SS5-GearF-Flanged3-250psi5-UL/FM6-EPDM Coated5-416SSPTFE/Bronze4-300psi7-PolyamideDuctile Iron27-416SSPTFE5-285psi8-Polyamide7-Buna-N Coated8-316SS6-350psiBrass or Ductile Iron2 9-17-4PH7-232psi8-Nylon CoatedDuctile Iron"This key is a guide only,it is not intended toimply that abinations can or will be producedElectro nickel plated.3 Lug style 14"and larger are 316SS stem with bronze bushings.Key to N200 Butterfly ValvesSeriesBody StyleSeat MaterialDisc MaterialOperator1=Wafer3=EPDM5=Aluminum BronzeLH LeverN150=14.242=Lug4=Buna6=DuctilelronGO =Gear8=Nylon Coated Ductile IronHigh Performance Butterfly Valves Figure Number Key*CS68220BodyBodyPressureSeatDiscStem Bushing CombinationsOperatingTypeMaterialClassMaterialMaterialStemUpper LowerMechanismL-LugCS-Carbon6-1508-RPTFE2-316 Stainless Steel2-17-4PHPTFE Coated0-Bare StemW-WaferSteel7-300Alloy 304SS1-Infinite PositionSS-StainlessThrottling Plate (option)Steel3-Lever Handle (std)*This key is a guide only.It is not intended to infer that all combinations can or will be produced5-Gear OperatedVisit our website for the most current information.