| Place of Origin: | China |
| Brand Name: | Royal Way |
| Certification: | ISO 9001:2015 Quality Management System |
| Model Number: | AS568-228 |
| Inside Diameter: | 2.234 In (56.74 Mm) | Cross Section: | 0.139 In (3.53 Mm) |
|---|---|---|---|
| Outside Diameter: | 2.512 In (63.80 Mm) | Elastomer: | NBR / HNBR / FKM Compound Options |
| Hardness: | 70 / 90 Shore A Options | AS568 Size: | AS568-228 |
| Featured Oilfield Fitment: | 2 In FIG 206 Hammer Union Sealing Applications | Seal Profile: | Continuous Molded O-ring |
| Manufacturing Method: | Rubber Molding, Vulcanization And Finishing | Quality Management: | ISO 9001:2015 Quality Management System |
| Highlight: | AS568-228 O-Ring,2 in FIG 206 Hammer Union O-Ring,NBR HNBR FKM Options Rubber O Ring |
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Royal Way AS568-228 O-rings combine a clearly defined AS568 size with material and hardness choices for oilfield sealing programs. This 2.234-inch inside-diameter, 0.139-inch cross-section O-ring is offered for compatible 2-inch FIG 206 hammer union sealing applications, along with pump, valve, hydraulic and pressure-control equipment specified for this seal size.
Choose NBR, HNBR or FKM compounds and 70 or 90 Shore A hardness to match your equipment requirements. Jiangsu Ruowei Energy Technology Co., Ltd. supports OEM supply, repeat orders and custom rubber production through Royal Way.
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Use the dimensional data below to identify the AS568-228 size for your bill of materials, maintenance schedule or replacement-seal request.
| Specification | Nominal value | Metric value |
|---|---|---|
| AS568 dash size | AS568-228 | — |
| Inside diameter (ID) | 2.234 in | 56.74 mm |
| Cross section (CS) | 0.139 in | 3.53 mm |
| Outside diameter (OD) | 2.512 in | 63.80 mm |
| Seal profile | Continuous molded O-ring | Round cross section |
| Product family | Oilfield and industrial elastomer seals | Custom production available |
Build a seal selection around the fluid, temperature range, equipment duty and maintenance interval. Royal Way offers several compound directions and hardness choices for this AS568-228 O-ring program.
| Material option | Common selection focus | Hardness choices |
|---|---|---|
| NBR / Buna-N | Oilfield oils, hydraulic fluids and general-purpose sealing applications | 70 or 90 Shore A |
| HNBR / HSN | Applications calling for enhanced heat, aging and mechanical properties | 70 or 90 Shore A |
| FKM | Selected higher-temperature and chemical-service applications | 70 or 90 Shore A |
| Compound development | Material selection coordinated with the buyer’s fluid and operating profile | Discuss project requirements |
Share the desired compound, hardness, equipment model and service conditions with your inquiry so our team can prepare the right AS568-228 configuration for your purchasing program.
This size is supplied for compatible 2-inch FIG 206 hammer union sealing applications. The defined AS568-228 dimensions give maintenance teams a direct size reference when sourcing replacement O-rings for flowline and pressure-pumping equipment.
The same size is also used in equipment designs that specify an AS568-228 O-ring, including selected pumps, valves, hydraulic cylinders and pressure-control assemblies. Our product team can help organize material, hardness and packing options for service kits, planned maintenance and production replenishment.
| Application group | AS568-228 supply role | Buyer program |
|---|---|---|
| 2 in FIG 206 hammer unions | Replacement O-ring for compatible union sealing assemblies | Flowline maintenance and service inventory |
| Oilfield pumps and valves | Standard-size elastomer sealing component where specified | OEM supply and scheduled maintenance |
| Hydraulic and pressure-control equipment | Size-specific seal available in multiple compound options | Repair kits and replacement parts |
| Distributor and service-center stock | AS568-228 product with NBR, HNBR and FKM choices | Bulk orders and repeat replenishment |
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Royal Way supports oilfield rubber parts from compound preparation through finished-product inspection. In-house production coordination connects material selection, mold preparation, rubber molding, vulcanization, trimming, dimensional checks and export packing in one manufacturing workflow.
| Production stage | Manufacturing focus | Customer value |
|---|---|---|
| Compound preparation | Material and hardness selection for the requested sealing program | Consistent product specification across the order |
| Tooling and mold preparation | Production setup for the selected O-ring size and profile | Repeatable molded geometry |
| Molding and vulcanization | Controlled forming and curing of elastomer components | Uniform finished seal appearance and structure |
| Finishing and inspection | Trimming, visual review and dimensional measurement | Order-level quality review before packing |
| Packing and dispatch preparation | Product identification and shipment packing | Organized handling for industrial and oilfield buyers |
Production is managed under an ISO 9001:2015 quality management system. Quality attention is built into material coordination, molding, finishing and final inspection, helping buyers source repeatable O-ring sizes for maintenance and OEM supply.
| Quality checkpoint | What is reviewed |
|---|---|
| Order specification review | AS568 size, compound, hardness and purchase requirements |
| Production process review | Molded shape, surface finish and edge condition |
| Dimensional inspection | Inside diameter, cross section and overall outside diameter |
| Final order review | Product identification, quantity and packing readiness |
As a rubber manufacturer serving oilfield and industrial markets, Jiangsu Ruowei Energy Technology Co., Ltd. can coordinate O-ring supply for equipment makers, distributors, repair centers and field-service teams. Tell us your target quantity and supply schedule to plan a suitable production run.
For a quick quotation, send the product name AS568-228 O-ring, required material and hardness, order quantity, delivery destination and any drawing or equipment reference. Royal Way can help align the requested specification with your 2-inch FIG 206 hammer union application or broader O-ring inventory plan.
Contact Jiangsu Ruowei Energy Technology Co., Ltd. for factory-direct oilfield O-rings, molded rubber sealing components and OEM manufacturing support from Jiangsu, China.
Contact Person: Chris Miao
Tel: +8615618817170
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