Graco 117493 Hexagonal Head Washer Machine Screw

The Graco 117493 Hexagonal Head Washer Machine Screw is a durable OEM fastener designed for precise fit and vibration resistance in Graco airless sprayers. Ideal for frame and bracket assembly where secure fastening is essential.

Genuine Graco OEM part ensures reliability and compatibility
Used in popular models like 210ES, Ultra 395, Ultra Max II 490/495/595, and more
Features an integrated washer head for added stability
Thread size: 1/4-20 UNC

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Description

Overview & Key Details

The Graco 117493 is an OEM Hexagonal Head Washer Machine Screw used in multiple Graco airless sprayers and processing units. It features an integrated washer/flange for better load distribution and retention.

Compatible Machines

Verified cross-references from OEM and distributor listings.

210ES (Pro210ES)
390 / 390 PC
Ultra 395 (Stand / Lo-Boy / Hi-Boy)
Ultra 495 (Stand / Lo-Boy / Hi-Boy)
Ultra 595 (Lo-Boy / Hi-Boy)
Ultra Max II 490
Ultra Max II 495
Ultra Max II 595
Nova 390 / 395
Ultimate MX II 490 / 495 / 595
E-10 & E-10 HP (Reactor/processing units)
E-8P
FT500 (Electric Airless Sprayers – frame parts)

What is the Graco 117493 Screw?

The 117493 is a machine screw, hex washer head (also referenced as “Screw, mach, hex washer hd”). The hex head with built-in washer helps prevent surface marring and loosening under vibration—ideal for sprayer frames, shrouds, and brackets where consistent clamping force is required.

Specifications

Manufacturer / Part #	Graco 117493
Head / Style	Hex Washer Head (integrated flange)
Thread (size)	1/4-20 UNC (as commonly referenced)
Typical Use	Frame and enclosure fastening, brackets, guards, and accessory mounts on select Graco units
Weight (approx.)	~0.03 lb (individual fastener)
UPC (where listed)	633955017146
Also Called	“Screw, mach, hex washer hd”, “Hex Washer Head Machine Screw”

Fit Tip: Always validate against your sprayer’s parts diagram by model and serial. If your unit differs by configuration (Stand / Lo-Boy / Hi-Boy), check the specific assembly callouts.

Frequently Asked Questions

Commonly on frame and cover/shroud areas, guards, and accessory brackets. Refer to your model’s parts diagram to see the exact callout location (often in frame or housing assemblies).

Distributor listings reference the 117493 as a 1/4-20 UNC hex washer head machine screw. Always match the original fastener or verify by model diagram before ordering multiples.

The head has a built-in washer flange. Separate lock washers or nuts are not included unless your model’s assembly specifies them.

Check the OEM parts diagram for your model (by model number and type: Stand / Lo-Boy / Hi-Boy). If 117493 is called out in your assembly, you’re good to go. If you need help, share your model number and we’ll verify.