Graco 100086 Washer 10 Sae (3/16") Flat

The Graco 100086 Washer (#10 SAE 3/16" Flat) is a genuine flat washer used in multiple Graco assemblies for securing and spacing components effectively.

Part Number: 100086
Type: Flat Washer, #10 SAE (3/16")
Material: Zinc-plated carbon steel
Function: Distributes load and prevents fastener loosening
Used In: Graco Reactor Feed Pumps, Hydra-Clean, and LineLazer Series

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Description

Overview & Key Details

Graco 100086 — Washer, #10 SAE (3/16") Flat is a genuine plain flat washer used across multiple Graco assemblies to distribute clamping load, protect surfaces, and maintain joint integrity under vibration.

Compatible Machines

This washer appears in parts lists for the following Graco equipment (and other assemblies that specify a plain 3/16" (#10 SAE) washer). Always verify against your specific model’s manual.

Hydra-Clean Pressure Washers (select models; see parts list)
Hydra-Clean 4043 Pressure Washer — parts list references 100086
Direct-Drive Pressure Washers — parts list references 100086
LineLazer IV & V (3900 / 5900 / 130HS) — bead dispenser kit includes flat washers
LineLazer 3000 — parts list references 100086
Reactor Feed Pump Kits — assembly parts list references 100086

Quick Specs

Attribute	Detail
Part Number	100086
Description	Washer, #10 SAE (3/16") Flat — plain flat washer for general assembly
Size Standard	#10 SAE (approx. 3/16" nominal ID)
Typical Finish	Zinc-plated carbon steel (per common distributor listings)
Function	Distributes fastener load, protects mating surfaces, helps resist loosening under vibration
Usage Note	Match to the specified washer in your model’s parts manual for correct OD/thickness and material

When to Use

Where the manual calls for a plain 3/16" (#10 SAE) flat washer
To prevent fastener head/nut from marring soft surfaces or oversized slots
As a simple spacer to fine-tune clamp stack height

Installation Tips

Confirm fastener size is #10 SAE (check bolt/screw spec in the manual)
Keep mating surfaces clean; replace worn or distorted washers
Follow manufacturer torque specs; re-check after first use if subject to vibration

Frequently Asked Questions

Not universal to every unit. It’s widely used wherever a plain #10 SAE (3/16") flat washer is specified. Always confirm by checking your model’s parts list.

#10 SAE washers are sized for #10 fasteners, with a nominal inner diameter of about 3/16". Verify OD and thickness per the parts list.

Use genuine Graco when the manual calls for it. If substituting, match ID, OD, thickness, and material/finish to the listed specification to maintain fit and durability.

Check the official Graco Find Manuals & Parts page, then open your model’s parts manual and search for 100086 or “washer, plain, 3/16”.

Common distributor listings describe a zinc-plated carbon steel flat washer. Always defer to your manual or purchase genuine Graco packaged parts.