Graco 15K758 EPDM Packing O-Ring

The Graco 15K758 Packing O‑Ring (EPDM) delivers reliable sealing in high‑pressure spray systems, reducing leakage and extending service intervals.

EPDM rubber material for chemical and temperature resistance
Designed for heavy‑duty pump applications
OEM replacement part
Helps maintain optimal system pressure

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Description

Graco 15K758 Packing O‑Ring (EPDM)

Compatible Machines

Graco Ultra Max II 695
Graco Mark V ProContractor
Graco Mark IV

Key Features

Feature	Description
EPDM Material	High chemical, heat and abrasion resistance for demanding job‑site use. :contentReference[oaicite:1]{index=1}
OEM Precision	Exact fit for Graco sealing assemblies, ensures leak‑free operation. :contentReference[oaicite:2]{index=2}
High Life‑Cycle	Tested for millions of reciprocating cycles and extreme temperature range. :contentReference[oaicite:3]{index=3}
Optimised Design	Spec’d gland tolerances and surface finish criteria help reduce wear and stick‑slip. :contentReference[oaicite:4]{index=4}

Installation & Usage Tips

Depressurise system before removing the old O‑ring.
Inspect the seal gland and seating surface for damage or contamination.
Apply a light compatible lubricant to assist installation and reduce friction.
Replace the O‑ring if any signs of flattening, nicks or wear appear.

Frequently Asked Questions

Tested across –40 °C to +150 °C, ensuring dimensional stability and seal integrity. :contentReference[oaicite:5]{index=5}

It’s best practice to replace it when removed; any damage or distortion can compromise the seal.

While the EPDM material may be suitable, fit and dimensions must match exactly to ensure proper sealing.

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Graco 15K758 EPDM Packing O-Ring

Graco 15K758 Packing O‑Ring (EPDM)

Compatible Machines

Key Features

Installation & Usage Tips

Frequently Asked Questions

ADDRESS

INFORMATION

YOUR ACCOUNT

Graco 15K758 EPDM Packing O-Ring

Graco 15K758 Packing O‑Ring (EPDM)

Compatible Machines

Key Features

Installation & Usage Tips

Frequently Asked Questions

What is the temperature range for this O‑ring?

Can I reuse the old O‑ring?

Is this O‑ring compatible with non‑Graco machines?

ADDRESS

INFORMATION

YOUR ACCOUNT

Graco 15K758 Packing O‑Ring (EPDM)