Rubber O Rings

Black Rubber O-Rings — Compound Identification and Replacement Specification Black circular-section O-rings can be supplied in different elastomer compounds, including NBR, HNBR, FKM, EPDM and silicone. Identify the compound grade as well as inner diameter, cross-section and hardness when ordering. Black appearance is not a reliable way to distinguish the polymer or confirm that a replacement matches the original part. For replacement seals in pumps, valves, machinery or

High quality NBR HNBR FKM FFKM EPDM Silicone rubber o rings Product introduction SHQN supplies rubber O-rings for drawing-defined static and suitable dynamic sealing positions in oilfield and pump equipment. Select the inside diameter, cross-section and compound for the groove and operating duty. NBR, HNBR, FKM, FFKM, EPDM and silicone are material options requiring separate grade selection rather than one interchangeable specification. For oilfield O-ring enquiries, provide

Custom Coloured Rubber O-Rings for Heat-Exposed Oilfield Sealing Enquiries Heat-Exposed Coloured O-Rings: Define Temperature Duration and Fluid Together Selection condition Specification to provide Temperature duty Normal and peak temperature, peak duration, heating and cooling frequency, and storage conditions. Process exposure Fluid composition, additives, gas content and cleaning agents. Dimensions and gland ID and cross-section, tolerance, gland geometry and static or

Custom AS568 and Drawing-Based Rubber O-Rings for Oil and Gas Equipment These custom rubber O-rings support standard-size and drawing-based equipment seals. Define each ordered configuration by size reference, compound, hardness and color so the ring can be matched to the intended groove and service conditions. Provide an AS568 dash number or complete inside diameter and cross-section with tolerances. Non-standard dimensions are confirmed against the drawing and proposed

Chemical-Service PTFE O-Rings — Oilfield Fluid and Groove Selection Product Description PTFE O-rings are circular-section thermoplastic sealing rings. PTFE is not rubber and has limited elastic recovery, so the groove, assembly method and service conditions need a PTFE-specific design review. Potential applications below require the correct PTFE grade, geometry and equipment approval: 1.Pipe Connection 2.Medical equipment enquiries with application-specific documentation 3

Custom Silicone O Rings with Identification and Logo Requirements: Royal Way offers custom silicone O rings with size, color and identification options. Provide an AS568 size reference or inside diameter and cross-section with tolerances, plus compound and hardness requirements for the requested seal. Logo and identification requests are reviewed against the ring geometry and sealing surface. Specify the required marking content and method, or pack-label information, for

Product Description: Custom silicone O-rings are specified by inside diameter, cross-section and tolerances for the mating gland. Select the silicone compound and nominal hardness for the actual fluid, temperature and service conditions. Food-contact or medical use requires application-specific material documentation. For an AS568-size enquiry, provide the required dash number and compound specification. For a custom size, send finished dimensions, tolerances and gland

Standard and Custom Rubber O-Ring Seals Our rubber O-Rings are circular sealing elements typically made from materials such as NBR (Nitrile), HNBR (Hydrogenated Nitrile), FKM (Fluoroelastomer), EPDM (Ethylene Propylene Diene Monomer), and others. Select the compound, hardness and dimensions for the seal groove and service conditions. Rubber O-rings are used in hydraulic, pneumatic and machinery sealing applications. Fluid compatibility, temperature limits and pressure

Compression Moulded Silicone O Rings for Temperature-Specified Seals: Royal Way offers custom silicone O rings with compression moulding as the listed production technique. Specify an AS568 size reference or dimensioned drawing, together with compound, hardness and color requirements. Pack rings in labeled bags and protective cartons. Confirm the number of pieces per pack and the required size, compound and quantity information on each label. For temperature service, provide

80 Shore A BUNA O-Ring Seals for Figure 206 Hammer Union Replacement Enquiries Figure 206 Seal Specification Review Send the union size, seal drawing or reference sample, medium and operating conditions to confirm the replacement configuration. Application Application of NBR O-Rings and Buna O-Rings: These BUNA/NBR O-ring seals have a nominal hardness of 80 Shore A for Figure 206 hammer union replacement. Confirm the exact NBR compound, hardness tolerance and permitted

Colored Silicone Rubber O Rings for 60 Shore A Specification Requests Silicone rubber o ring seal kits: Available sizes AS568 series sizes; confirm dash number, inside diameter and cross-section Available material Silicone (VMQ); other rubber material options require separate compound selection Feature Silicone compound selected for the specified sealing conditions Temperature limits and food-contact suitability require confirmation for the exact compound Application Sealing

HNBR 70 Shore A O-Rings for Flexible Dynamic Seal Applications HNBR (hydrogenated nitrile / HSN) O-rings with nominal 70 Shore A hardness are offered for dynamic-seal requirements. For reciprocating or oscillating assemblies, specify the ring dimensions, stroke, speed, pressure and lubrication. Rotary use requires a review of the particular gland and operating conditions. Match the compound to the fluid and temperature rather than selecting from hardness alone. Material HNBR

50-80 Shore EPDM O-Rings Steam Weather Ozone Resistant Seals for Water and Outdoor Use EPDM O-rings for water systems and outdoor enclosures can be specified within the 50-80 Shore A hardness range. Select hardness together with groove dimensions, seal squeeze and closure force. For steam valves, provide steam temperature, pressure and exposure cycles so the EPDM compound and cure system can be reviewed for the service. Material EPDM (Ethylene Propylene) Hardness 50 / 60 / 70

Black Rubber O-Rings for Water Sealing — Compound and Gland Selection Black circular-section O-rings are selected by inner diameter, cross-section and gland dimensions. NBR, EPDM, FKM and silicone are separate compound options; black color alone does not identify the polymer or establish suitability for water exposure. Specify the required compound and hardness with the size reference. For water-sealing enquiries, provide water temperature, treatment chemicals, exposure

OEM and ODM Silicone O Rings with Custom Dimensions and Colors: Royal Way offers OEM and ODM silicone O ring enquiries with custom dimensions and colors. Provide an AS568 size reference or drawing with inside diameter, cross-section and tolerances, together with compound and hardness requirements. Black, white, red, blue and other color requests can be reviewed with the part specification. Pack labels should identify size, compound and quantity so rings can be distinguished

EPDM O-Rings for Weather Stripping and Door Gasket Applications EPDM O-rings and round-section cord gaskets are used in outdoor cabinet doors, access covers and enclosure grooves. This 70 Shore A option focuses on the relationship between gasket cross-section, installed compression and door-closing force. Specify the groove, corner layout and operating temperature, and distinguish a molded closed ring from a joined cord loop when ordering. Material EPDM (Ethylene Propylene)

Custom PTFE Flat Sealing Rings — Chemical-Service Geometry and Grade Selection Product Description PTFE is a thermoplastic rather than rubber. For this flat-ring enquiry, specify whether the required part has a rectangular flat section or a circular O-ring section; these geometries require different dimensions and mating arrangements. PTFE has limited elastic recovery, so the design must account for assembly and service conditions. Potential applications below require the

Black NBR and EPDM O-Rings — Standard Sizes and Wear Requirements Black NBR (nitrile) and EPDM O-rings are separate material options for standard-size sealing applications. Specify the AS568 dash number or metric inner diameter and cross-section, dimensional tolerances and compound hardness. Black color identifies an appearance requirement; it does not distinguish the polymer or establish wear performance. For a moving seal, provide speed, stroke, lubrication, surface finish

SHQN AS568 O-Rings — FEPM, FVMQ, FFKM and FKM Compound Enquiries For an AS568 O-ring enquiry, specify the dash number, compound family and nominal Shore A hardness, then provide the actual fluid formulation and temperature range. FEPM, FVMQ, FFKM and FKM are distinct elastomer families; their suitability depends on the selected compound rather than the material name alone. O-Ring Specification and Ordering Data Available sizes AS568 dash number or metric ID and cross-section;

Product Overview This listing covers EPDM O-rings with a listed hardness of 75 +/- 5 Shore A for outdoor and climate-control equipment replacement. Confirm inside diameter, cross-section and groove dimensions against the assembly drawing. Review the actual medium, temperature, pressure and movement before selecting the compound; hardness alone does not guarantee sealing performance or outdoor service life. Why Choose EPDM? Understanding the difference between EPDM and other