JQA-EM4057 JQA-2025 NITTO KOHKI Co,.LTD. NITTO KOHKI Co,.LTD. Headquarters Couplings Division Research Center SEMICON CUPLA SERIES Nitto Kohki’s SEMICON CUPLA series are used in piping for various chemicals for semiconductor manufacturing processes and biochemical plants. NITTO KOHKI CO.,LTD.

“Improved quality” is the greatest theme in the semiconductor industry, which is making remarkable technical innovations. As various chemicals used in the manufacturing process of semiconductor ICs become purer and Piping for semiconductor production equipment and machinery purer, higher quality and performance are Pipe connections for chemical tanks required in CUPLA, a series of quick connect couplings used in the pipe parts. Piping for biotechnology equipment Pure water piping Piping for equipment for scientific, chemical, medical, and food purposes Chemical resistance that meets various chemicals...

Type Type Type Type Type Type Type Type Type Type STaight Nitto Kohki responds to the needs of electronics industry with innovative ideas. OUT side IN side Plugs are mounted on the chemical container. Body and valve springs are stainless steel (SUS304). Components are electropolished for enhanced corrosion resistance. Abundant size variation. Sealing material can be selected to suit you fluid and application. ^Typical Application^ Weak acid Strong Alkali (made of PTFE) Typical installations on the chemical container side (plug) and piping side (socket) Research...

Opening the door to the next generation by developing new technologies! Nitto Kohki is constantly challenging the new technologies based on the vast experiences and high-grade know-how nurtured in the fields of fluid engineering. Nitto Kohki’s depth of unique technologies and dedicated research has been proven by numerous patents, which led to the development of 25,000 different Cupla variations. Applications diversify from general household to high-tech Research and development capabilities addressing the needs of market. Various patented technologies. Unique engineering capability. industries...

Refer to the following terms when checking Cupla specifications. CO Body Material ) This indicates the material that is used for the plug body or socket body that forms the flow path of fluid through the Cupla. (Q Sizes ) This indicates the nominal size of the pipe thread connection. • Pressure [ Working pressure 1 This shows the normal allowable fluid pressure under continuous use. ^Pressure resistance) This shows the maximum pressure that will not affect the preformance of the Cupla even if there is a temporary increase to reach the pressure. (Q Pressure Loss ) This shows the loss...

Standard series Body material • Body and valve springs are stainless steel (SUS304, SUS316). Body is electropolished for enhanced corrosion reistance. • Sealing material can be selected to suit your fluid and application, to flexibly comply with your semiconductor production process requirments. • Abundant size variations allow choice to suit your application and flow rate. • Each plug comes with a dust cap. Q Max. Tightening Torque N • m {Kgf-cmQ Various seal materials are available for a wide variety of chemicals. (Q Flow Rate - Pressure Loss Characteristics r Test conditions * Fluid = water...

*1 : Seal material: Fluoro rubber (FKM), Ethylene-propylene rubber (EPDM), Perfluoroelastomer (P), or Kalrez (KL). *2 : 6 pieces for 1S, 2S, and 3S. 8 pieces for 4S, 6S, and 8S. V___ * May have two spanner flats design instead of hex. nut depending on packing material. The appearances of SUS304 and 316 bodies are different (Above shown is that of SUS304). The thread dimensions of container side for the plug with 19/32-18UNS thread 19/32-18unsWhen ordering, please inquire of us for the delivery because some of the products may take a long production lead time. 6

• The body and spring material of stainless steel (SUS304), and valve of fluoropolymer resin ensure excellent performance with various chemicals. • Body (SUS304) is electropolished for enhanced corrosion resistance. • Plug comes with a dust cap. Employed stainless steel body and fluoropolymer resin valves. Body material *Please inquire of us for seal materials other than perfluoroelastomer. (Q Max. Tightening Torque N • m {Kqf-cmp Different sizes are not connectable, but the same size of SCS type Cupla can be connected each other regardless of end configurations. Plugs can be connected with...

*3 : Any of seal materilas (namely, fluoro rubber, ethylene-propylene rubber, and perfluoroelastomer) can be used as a seal material. Q Connectable sockets with SCS Type plugs ) The container for plug with 19/32-18UNS must be threaded as indicated in the following reference diagram. Reference diagram *Please inquire of us for the detailed dimensions. Stainless steel container ... indicates connection capability except for made-to-order products. When ordering, please inquire of us for the delivery because some of the products may take a long production lead time.

Standard series (Q Max. Tightening Torque N • m {Kgf-cm}) If dusts are attached to the plug, seal materials inside the socket will be damaged when coupled. Always keep the plug clean. O Parts list ) Fluoropolymer resin packing seal and perfluoroelastomer packing seal are used to reduce required connection load and to achieve tight sealing. • The material of body and spring are of stainless steel (SUS304), while that of valve is of fluorine contained resin. The combination shows excellent peformance with various types of chemicals. • Body (SUS304) is electropolished for enhanced corrosion...

Semi-standard series The SP-GN type is another version of SP type series, but no interchangeability with SP type. Body material • Even if inserted into SP type, the valve of SP-GN type will not open. • Body and valve springs are stainless steel (SUS304). Body is electropolished for enhanced corrosion resistance. • Seal material can be selected to suit your fluid and application, to flexibly comply with your semiconductor production process requirements. • Abundant size variations allow choice to suit your application and flow rate. • To distinguish itself from the SP type, it has a single groove...