Graco 113161 Screw

The Graco 113161 Screw is a genuine OEM hex-head flange screw designed for strong, vibration-resistant fastening on Graco sprayers and proportioners.

Fits GMAX II 3900 / 5900 / 7900 & TexSpray HD Series
Used in Reactor 2 E-XP2i & E-30i generator assemblies
Provides secure, wide-flange load support
Durable OEM fastener—ideal for long-term reliability

$10.7

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Description

Overview & Key Details

Graco 113161 Screw is an OEM hex-head flange screw used across multiple Graco sprayers and proportioners. The integrated flange provides a wide bearing surface (like a built-in washer) for secure fastening on frames, brackets, generator panels, and accessory mounts.

Compatible Machines

GMAX II 3900 (Standard / ProContractor Series)
GMAX II 5900 (Standard / ProContractor Series)
GMAX II 7900 (HD / IronMan variants)
GMAX 3400
TexSpray 5900 HD
TexSpray 7900 HD
HTX 2030 Texture Sprayer
Reactor 2 E-XP2i (Generator assembly)
Reactor 2 E-30i (Generator assembly)

What the 113161 Screw Does

Secures brackets, guards, and hose guides to sprayer frames and panels.
Provides reliable clamping with its built-in flange for vibration-prone applications.
Used in small sets (typically 2–4 pcs) in factory assemblies—always match the quantity shown in your machine’s parts list.

Quick Specs

Part Number	113161
Description	Screw, Flange, Hex Head (OEM Graco fastener)
Typical Usage	Frame / bracket / generator panel fastening; hose guide & accessory mounting
Typical Qty per Unit*	2–4 (verify against your exact model’s parts diagram)

*Quantity varies by model and location—always confirm with the official parts list for your specific machine.

Fitment Tips

Match the screw location by reference number in your model’s parts diagram.
Do not substitute non-flanged screws; the flange provides correct load distribution.
Tighten to the torque values specified by Graco when available.

Frequently Asked Questions

Yes—113161 appears in official Graco parts lists and manuals for multiple machines. Buy OEM to ensure correct flange geometry and thread engagement.

Open your model’s parts manual and check the reference that calls out 113161. Graco diagrams list the quantity and location so you can match it precisely before ordering.

It’s not recommended. The integrated flange provides the specified bearing surface and stack height. Use the OEM flange hex-head screw for proper fit and durability.

Most assemblies use 2–4 pieces at a location, but this varies. Check your machine’s diagram for the exact quantity for each position.

Common locations include hose-guide brackets, frame panels, and generator panel hardware on certain Reactor models, as indicated in Graco parts manuals.