Does the ES4 jam ring with gasket, stainless steel prevent leaks if the metallic seal loosens due to creep?

Yes. The ES4 jam ring with gasket, stainless steel is designed to prevent leaks if the metallic seal loosens due to creep. It features a shaped seal seated in a recess on the cone of the ring plus an additional Oâring seal specifically for DIN 2353 connections. This dual-seal arrangement (metallic sealing surface plus elastomer gasket and Oâring made of Viton) compensates for loss of metal bite or settling caused by creep, maintaining sealing integrity. Made of AISI 316 stainless steel and intended for L (light) and S (heavy) series, the design reduces the risk of leakage even when the metallic seal has loosened.

Does the ES4 jam ring with gasket, stainless steel require special installation to ensure the O-ring seals DIN 2353 connections effectively?

No special installation beyond standard DIN 2353 practices is required. The ES4 jam ring with gasket, stainless steel features a shaped metal seal on the cone plus an additional Viton O-ring in the recess specifically for DIN 2353 connections; this O-ring is intended to prevent leaks caused by loosening or creep of the metallic seal. Install the ring ensuring the cone and recess are clean, undamaged and properly aligned, and tighten to the recommended torque for the L or S series fittings. Do not overtighten (which can damage the Oâring) and replace the Oâring if cut or hardened.

Can the ES4 jam ring with gasket, stainless steel withstand chemical exposure without O-ring degradation?

Yes. the ES4 jam ring with gasket, stainless steel is designed to resist chemical exposure without O-ring degradation in typical hydraulic and fluid applications. Key reasons: - Materials: The ring body is AISI 316 stainless steel, offering excellent corrosion resistance to many aggressive media (chlorides, seawater, various chemicals). - Oâring compound: The seal is made of Viton (FKM), a fluorocarbon elastomer with very good chemical resistance to oils, fuels, hydraulic fluids, many solvents, and elevated temperatures; it resists swelling and degradation in a broad range of chemicals compared with common elastomers like NBR. - Design: The shaped seal in the cone recess plus the additional Oâring for DIN 2353 connections prevents metal seal loosening and protects the elastomer from extrusion and mechanical creep, reducing chemical ingress and mechanical wear that would accelerate degradation. Limits and caveats: - Viton is not universally compatible. it shows poor resistance to strong bases, certain amines, ketones (e.g., acetone), and some low-molecular-weight esters and ethers. Very aggressive fluorinated media or concentrated acids at high temperature can also attack elastomers. - Service life depends on temperature, pressure, chemical concentration, exposure duration and dynamic vs. static conditions. Elevated temperatures and aggressive mixtures shorten Oâring life. - For critical or unusual chemical environments, perform compatibility checks (manufacturer data sheets, chemical compatibility charts) or test components in the actual service conditions. Conclusion: For typical hydraulic fluids, oils and many common chemicals, the ES4 jam ring with gasket, stainless steel (AISI 316 body with Viton seal) will withstand chemical exposure without Oâring degradation. For highly aggressive or atypical chemicals, verify compatibility or consider alternative elastomers.

Cutting ring ES4 with a gasket, stainless steel

Additional information

Standard length [m]	1.52, 10

Cutting ring with a shaped gasket in the groove on the ring’s cone and an additional O-ring gasket for DIN 2353 fittings. This solution blocks leaks caused by loosening of the metallic seal, e.g. in the creep process. Intended for series: L (light) and S (heavy). Material: AISI 316 steel (sealing made of Viton).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HD-ES4-06-SS	Cutting ring ES-4 6 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-08-SS	Cutting ring ES-4 8 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-10-SS	Cutting ring ES-4 10 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-12-SS	Cutting ring ES-4 12 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-14-SS	Cutting ring ES-4 14 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-15-SS	Cutting ring ES-4 15 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-16-SS	Cutting ring ES-4 16 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-18-SS	Cutting ring ES-4 18 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-20-SS	Cutting ring ES-4 20 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-22-SS	Cutting ring ES-4 22 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-25-SS	Cutting ring ES-4 25 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-28-SS	Cutting ring ES-4 28 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-30-SS	Cutting ring ES-4 30 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-35-SS	Cutting ring ES-4 35 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-38-SS	Cutting ring ES-4 38 mm with seal Viton, AISI 316	-	-	In stock	Enquiry
HD-ES4-42-SS	Cutting ring ES-4 42 mm with seal Viton, AISI 316	-	-	In stock	Enquiry

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Cutting ring with a shaped gasket in the groove on the ring’s cone and an additional O-ring gasket for DIN 2353 fittings. This solution blocks leaks caused by loosening of the metallic seal, e.g. in the creep process. Intended for series: L (light) and S (heavy). Material: AISI 316 steel (sealing made of Viton).