Hydraulic and industrial check valve with the highest working pressure (up to 700 bar), type R-4000

All products, Directional control valves/

Additional information

Material	CS – steel (cast iron)

The R-4000 type check valve is designed and manufactured in accordance with the PED Directive 2014/68/EU. It is intended for high-pressure hydraulic and industrial installations. It closes the flow of medium in one direction and opens free flow of medium in the opposite direction. Standard opening pressure: 0.5 bar (also available in 1, 2, 3, and 5 bar). Permissible flow direction: A → A1. Material: galvanized steel, nickel-plated brass, stainless steel AISI 316L. Sealing: NBR – standard RA, RL; viton (FKM) – standard RZ; EPDM – option. Operating temperature: from -20°C to +100°C (NBR); from -20°C to +200°C (viton); from -40°C to +150°C (EPDM).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
GR-RA-0400000	R-4000 check valve 1/8" BSP	-	700	In stock	Enquiry
GR-RA-0401000	R-4000 check valve 1/4" BSP	-	700	In stock	Enquiry
GR-RA-0402000	R-4000 check valve GW 3/8" BSP	-	700	In stock	Enquiry
GR-RA-0403000	R-4000 check valve 1/2" BSP	-	500	In stock	Enquiry
GR-RA-0404000	R-4000 check valve 3/4" BSP	-	500	In stock	Enquiry
GR-RA-0405000	R-4000 check valve 1" BSP	-	500	In stock	Enquiry
GR-RL-0400000	R-4000 check valve GW 1/8" BSP, brass, NBR seal	-	400	In stock	Enquiry
GR-RL-0401000	R-4000 check valve, 1/4" BSP, brass, NBR seal	-	400	In stock	Enquiry
GR-RL-0402000	R-4000 check valve GW 3/8" BSP, brass, NBR seal	-	400	In stock	Enquiry
GR-RL-0403000	R-4000 check valve 1/2" BSP, brass, NBR seal	-	250	In stock	Enquiry
GR-RL-0404000	R-4000 check valve GW 3/4" BSP, brass, NBR seal	-	250	In stock	Enquiry
GR-RL-0405000	R-4000 check valve, 1" BSP, brass, NBR seal	-	250	In stock	Enquiry
GR-RZ-04000V0	Check valve R-4000 GW 1/8" BSP, AISI 316L, seal viton	-	400	In stock	Enquiry
GR-RZ-04010V0	Check valve R-4000 GW 1/4" BSP, AISI 316L, seal viton	-	400	In stock	Enquiry
GR-RZ-04020V0	R-4000 check valve GW 3/8" BSP, AISI 316L, viton seal	-	400	In stock	Enquiry
GR-RZ-04030V0	Check valve R-4000 GW 1/2" BSP, AISI 316L, seal viton	-	250	In stock	Enquiry
GR-RZ-04040V0	R-4000 check valve GW 3/4" BSP, AISI 316L, viton seal	-	250	In stock	Enquiry
GR-RZ-04050V0	Check valve R-4000 GW 1" BSP, AISI 316L, viton seal	-	250	In stock	Enquiry

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The R-4000 type check valve is designed and manufactured in accordance with the PED Directive 2014/68/EU. It is intended for high-pressure hydraulic and industrial installations. It closes the flow of medium in one direction and opens free flow of medium in the opposite direction. Standard opening pressure: 0.5 bar (also available in 1, 2, 3, and 5 bar). Permissible flow direction: A → A1. Material: galvanized steel, nickel-plated brass, stainless steel AISI 316L. Sealing: NBR – standard RA, RL; viton (FKM) – standard RZ; EPDM – option. Operating temperature: from -20°C to +100°C (NBR); from -20°C to +200°C (viton); from -40°C to +150°C (EPDM).