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Condition:
Factory New
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Learn more:
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MFR:
RPI
Ships from Manufacturer
- MPN: RPO357
- Phone: (800) 221-9723
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Frequently asked questions
Does this O-ring meet standard industry sizing?
Yes, this O-ring is manufactured to the AS568-111 industry standard. This ensures it meets the precise sizing requirements expected for components requiring this specific designation.
Is the material suitable for chemical resistance?
Yes, these O-rings are constructed from EPDM (Ethylene Propylene Diene Monomer). This material is highly regarded for its excellent resistance to various chemicals, heat, and weathering, making it a robust choice for industrial sealing applications.
What is the durometer rating for this seal?
This O-ring features a 70 Durometer hardness. This rating indicates a balanced level of flexibility and compression resistance, providing an effective seal while remaining pliable enough to seat properly.
What are the exact dimensions of this O-ring?
This component is manufactured to precise specifications:
- Inner Diameter (ID): 0.424 inches
- Outer Diameter (OD): 0.630 inches
- Cross-Section (C/S): 0.103 inches
How many units are included per order?
Each order includes a convenient package of 12 O-rings, ensuring you have enough supply for your maintenance or assembly tasks.
Is this product supplied in new condition?
Absolutely. This item is supplied as Factory New, ensuring you receive a high-quality product ready for immediate use in your critical sealing applications.
What kind of equipment is this part best for?
The RPI RPO357 is designed for General Shop Aids and miscellaneous maintenance applications. It is ideal for any equipment or machinery that specifically requires seals compatible with the AS568-111 standard.
Is EPDM the right material for my application?
EPDM is an excellent material choice for applications requiring chemical and temperature resistance. If your equipment environment aligns with these standard performance characteristics, this material will provide a durable and reliable seal.
What is the benefit of using an RPI replacement part?
RPI parts are manufactured to meet strict industry standards and specifications. By choosing RPI replacement components, you are opting for high-quality, factory-new parts designed to maintain the integrity and performance of your industrial equipment.
Are these O-rings easy to store for maintenance?
Yes, the pack size of 12 units is perfect for inventory management. Because they are compact and lightweight, they are easy to store in any shop or maintenance toolkit, keeping them organized and ready whenever a replacement is needed.

RPI RPO357 Industry Part #As568-111