Graco 15B652 Suction Swivel Washer

Graco 15B652 Suction Swivel Washer is an OEM sealing washer designed to prevent leaks and maintain proper suction flow in your Graco sprayer’s intake system. Ideal for restoring prime and consistent performance.

Part Number: 15B652
Function: Seals suction swivel to stop air leaks
Fits Models: Ultra Max II 490, 495, 595 Hi-Boy; 390 PC; 395 Ultra; FinishPro 290/390/395; GMAX 3400 and more
OEM Quality: Ensures perfect fit and durability

Based on 0 reviews

Description

Overview & Key Details

Graco 15B652 Suction Swivel Washer is an OEM sealing washer used in the sprayer’s intake/suction assembly. It sits at the swivel/connection point of the suction tube to maintain a leak-free seal while allowing the swivel to rotate smoothly. Replacing a worn washer restores prime, reduces air leaks, and helps keep your sprayer performing reliably.

Compatible Machines

This part is used across many popular Graco electric and gas airless sprayers. Confirm your exact series/revision against your parts list.

390 PC – Hi-Boy
395 Ultra / Ultra PC – Hi-Boy
Ultra Max II 490 – Hi-Boy
Ultra Max II 495 – Hi-Boy
Ultra Max II 595 – Hi-Boy
Ultra Max 695 – Hi-Boy
FinishPro 290
FinishPro 390
FinishPro 395
NOVA 395 (Series A) – Hi-Boy
Super NOVA 495 (Series A) – Hi-Boy
Pro210es (e.g., 17D163)
GMAX 3400 – Hi-Boy (gas)
190 LTS – Hi-Cart
Proformance Max 495 / 595 – Hi-Boy
Zip-Spray 1900

What It Does

Seals the suction swivel to prevent air ingestion and paint leaks.
Maintains prime and steady paint flow for consistent spray patterns.
OEM fit for fast, trouble-free replacement.

Symptoms of a Worn Washer

Loss of prime or intermittent priming
Air bubbles in suction hose / material cup
Drips or residue around the suction swivel

Specifications

Part Number	15B652
Item	Suction Swivel Washer (seal for intake swivel connection)
Compatibility	Selected Ultra / Ultra Max II, FinishPro, NOVA, GMAX, and related Hi-Boy/Cart models (see list above)
Material	High-durability elastomer seal (OEM)
Typical Location	Intake/suction tube swivel interface
Package Contents	1 × Washer – Suction Swivel

Installation Tips

Relieve pressure and disconnect power/fuel per Graco safety procedure.
Remove the suction hose/tube from the swivel and take out the old washer.
Clean sealing surfaces; install the new 15B652 washer without damage.
Reassemble, tighten to spec, prime with water/solvent (as applicable), and check for leaks.

Frequently Asked Questions

It fits many common Ultra Max II 490/495/595 Hi-Boy variants and related platforms. Always verify your exact model/series and parts list before ordering.

Loss of prime, air bubbles in the suction line, or visible leaks at the swivel point are common signs the washer is worn or damaged.

Yes. Graco 15B652 is an OEM washer designed for the suction swivel—providing correct fit and long service life when installed properly.

Clean mating surfaces, avoid nicking the new washer, ensure proper seating, and tighten to spec. Re-prime and check for leaks before spraying material.