Graco 118494 Airless Sprayer Suction Hose Packing O-Ring

The Graco 118494 O-Ring Packing ensures a tight seal in the suction hose connection for consistent spray pressure and leak prevention. Ideal for maintenance and replacement of worn intake seals.

OEM part – fits multiple Graco models
Used in suction/foot-valve assembly
Prevents air leaks and improves priming
Compatible with Ultra Max II, Mark HD & GMAX II series

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Description

Compatible Machines

Ultra Max II 695 (Standard Series, Hi-Boy)
Ultra Max II 795 (Standard Series)
Ultra Max II 1095 (Standard & ProContractor Series)
Ultra Max II 1595 (Standard & ProContractor Series)
Ultimate MX II 1595
Mark IV HD 3-in-1 (Standard Series)
Mark V HD 3-in-1 (Standard & ProContractor Series)
Mark X HD 3-in-1 (Standard & ProContractor Series)
GMAX II 3900 (Standard & ProContractor; Hi-Boy)
GMAX II 5900 (Convertible/Standard; Hi-Boy)

Product Overview

The Graco 118494 O-Ring Packing is an OEM seal used on the suction hose / foot-valve area of many Graco airless sprayers—especially units with quick-disconnect suction assemblies. It helps maintain a tight seal on the intake side to prevent air leaks and ensure consistent prime and flow.

Quick Specs

Part Number	118494 (Graco OEM)
Common Location	Suction hose / foot-valve connection (intake side)
Application	Seal for sprayers with quick-disconnect suction assemblies
Cross / Alt. Ref.	Bedford Precision 0-2657 (aftermarket reference)
Fits Many Series	Ultra / Ultra Max II, Ultimate MX II, Mark IV/V/X HD 3-in-1, GMAX II 3900–5900, and more

Why Choose This O-Ring

OEM Fit — Made to Graco specifications for reliable sealing.
Stops Air Leaks on the intake side for faster priming and steady pressure.
Low-cost Preventive Fix that often restores prime before bigger repairs are needed.

Note: Model lists can vary by series/year. Always confirm with your exact model/part diagram before ordering.

Frequently Asked Questions

It seats at the suction hose / foot-valve connection on the intake side of the pump, providing a tight seal for proper priming.

Symptoms include difficulty priming, air in the line, or paint drips around the suction connection. Inspect the O-ring for flattening, nicks, or chemical swelling.

Yes—118494 is an OEM Graco packing O-ring used across many Ultra/Ultimate/Mark and GMAX II models.

Likely, but always confirm against your sprayer’s parts diagram (model & series). This O-ring is listed for many Ultra Max II 695/795/1095/1595, Mark IV/V/X HD 3-in-1, and GMAX II 3900–5900 units.

A common aftermarket reference is Bedford Precision 0-2657. OEM fitment is still recommended where possible.