DAYTON O-Ring: O-Ring, PTFE

The DAYTON O-Ring (SKU 25UZ98, Mfr Part # 643003) is a PTFE O-Ring designed for sealing applications. This product is manufactured from PTFE material and is identified by manufacturer part number 643003.

SKU 3G-OTH-87705

Brand

Dayton

Item

O-Ring: O-Ring, PTFE

Technical Specifications

Dayton

Manufacturer Part Number

643003

Material

PTFE 

Product Type

O-Ring 

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Technical Documents

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Dayton Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the DAYTON O-Ring 643003 used for?

The DAYTON O-Ring 643003 is a PTFE sealing component used in industrial fluid and gas systems to prevent leaks. It is suitable for applications requiring chemical resistance and high-temperature stability, such as in pumps, valves, and hydraulic equipment.

What are the specifications of the DAYTON O-Ring 643003?

The DAYTON O-Ring 643003 is made of PTFE material. Its manufacturer part number is 643003, and it is classified as an O-Ring product type. PTFE offers excellent chemical resistance and a wide temperature range, making it suitable for demanding sealing environments.

Where to buy the DAYTON O-Ring 643003 worldwide?

You can source the DAYTON O-Ring 643003 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the part reaches your facility efficiently.

How to select the correct DAYTON O-Ring for my application?

To select the correct DAYTON O-Ring, verify the material compatibility with your media and operating temperature. The PTFE 643003 suits chemical and high-heat environments. Confirm the cross-section diameter and inner diameter match your gland dimensions, and consult a sealing handbook for groove design.

Used in

Common applications for Dayton

HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems

Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives

Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer

Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations

Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety

Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton o-rings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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