Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Image not available
DaytonO-Rings

DAYTON O-Ring: O-Ring, EPDM

The DAYTON O-Ring (SKU 25UY80) is an EPDM O-Ring with manufacturer part number 684121. This product is an O-Ring made from EPDM material.

SKU 3G-OTH-89072

Brand
Dayton
Item
O-Ring: O-Ring, EPDM
Category
O-Rings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Dayton
Manufacturer Part Number
684121
Material
EPDM
Product Type
O-Ring
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON O-Ring (SKU 25UY80) is an EPDM O-Ring with manufacturer part number 684121. This product is an O-Ring made from EPDM material.

Frequently Asked Questions

What is the DAYTON O-Ring 684121 used for?

The DAYTON O-Ring 684121 is used to create a static seal between mating surfaces in industrial fluid and pneumatic systems. Its EPDM material provides good resistance to water, steam, and mild chemicals, making it suitable for applications in pumps, valves, and general industrial equipment.

What are the specifications of the DAYTON O-Ring 684121?

The DAYTON O-Ring 684121 is made from EPDM material. Its manufacturer part number is 684121, and the product type is O-Ring. For exact dimensions and hardness ratings, refer to the manufacturer's datasheet. 3G Electric supplies this genuine DAYTON part for industrial sealing needs.

Where to buy the DAYTON O-Ring 684121 worldwide?

3G Electric supplies the DAYTON O-Ring 684121 to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this EPDM O-Ring for your maintenance or production requirements.

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

To select the right DAYTON O-Ring, match the material to your fluid and temperature conditions. EPDM suits water and steam but not petroleum oils. Verify the cross-section diameter and inner diameter against your gland dimensions. 3G Electric can help interpret your requirements and source the correct DAYTON part number.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
Dayton
Dayton
DAYTON O-Ring: O-Ring, EPDM, Mfr Part # 684122. Key specifications — Material: EPDM; Manufacturer Part Number: 684122; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, EPDM, Mfr Part # 684113. Key specifications — Material: EPDM; Manufacturer Part Number: 684113; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, EPDM, Mfr Part # 685447. Key specifications — Material: EPDM; Manufacturer Part Number: 685447; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, EPDM, Mfr Part # 683998. Key specifications — Material: EPDM; Manufacturer Part Number: 683998; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, EPDM, Mfr Part # 685448. Key specifications — Material: EPDM; Manufacturer Part Number: 685448; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, EPDM, Mfr Part # 683999. Key specifications — Material: EPDM; Manufacturer Part Number: 683999; Product Type: O-Ring.

More from Dayton

View all Dayton parts
DAYTON O-Ring: O-Ring, Mfr Part # PPR8ZN005G. Key specifications — Manufacturer Part Number: PPR8ZN005G; Brand: DAYTON; Compatible with Brand: DAYTON; Compatible with Grainger Part Number: 4KHP5; Product Type: O-Ring; Compatible with Manufacturer Model Number: 4KHP9.
Dayton
DAYTON O-Ring: O-Ring, Mfr Part # PPR8ZN005G. Key specifications — Manufacturer Part Number: PPR8ZN005G; Brand: DAYTON; Compatible with Brand: DAYTON; Compatible with Grainger Part Number: 4KHP5; Product Type: O-Ring; Compatible with Manufacturer Model Number: 4KHP9.
Dayton
Dayton
DAYTON O-Ring: O-Ring, PTFE, Mfr Part # 643069. Key specifications — Material: PTFE; Manufacturer Part Number: 643069; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, Nitrile, Mfr Part # 685276. Key specifications — Material: Nitrile; Manufacturer Part Number: 685276; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, EPDM, Mfr Part # 684114. Key specifications — Material: EPDM; Manufacturer Part Number: 684114; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, PTFE, Mfr Part # 643027. Key specifications — Material: PTFE; Manufacturer Part Number: 643027; Product Type: O-Ring.
DAYTON O-Ring Gasket: O-Ring Gasket, Mfr Part # PP2110664001G. Key specifications — Manufacturer Part Number: PP2110664001G; Brand: DAYTON; Compatible with Grainger Part Number: 6DHH9; Product Type: O-Ring Gasket; Compatible with Manufacturer Model Number: GPI-101/2.
Dayton
DAYTON O-Ring Gasket: O-Ring Gasket, Mfr Part # PP2110664001G. Key specifications — Manufacturer Part Number: PP2110664001G; Brand: DAYTON; Compatible with Grainger Part Number: 6DHH9; Product Type: O-Ring Gasket; Compatible with Manufacturer Model Number: GPI-101/2.
Dayton
Dayton
DAYTON O-Ring: O-Ring, PTFE, Mfr Part # 643060. Key specifications — Material: PTFE; Manufacturer Part Number: 643060; Product Type: O-Ring.
Dayton
Dayton
DAYTON O-Ring: O-Ring, PTFE, Mfr Part # 643033. Key specifications — Material: PTFE; Manufacturer Part Number: 643033; Product Type: O-Ring.