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Graco 100678 Screw Cap Hex Hd

Genuine Graco 100678 Screw, Cap Hex HD – OEM fastener designed for secure mounting of brackets, guards, and structural components on Graco sprayers and line stripers.

  • Part Number: 100678
  • Type: Cap Hex Head Screw (Steel)
  • Used In: LineLazer IV 250DC, 250SPS, RoadLazer Winch Kit
  • Category: Hardware / Fasteners
  • OEM Quality: Ensures precise fit and lasting durability

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Graco 100678 – Screw, Cap Hex HD (OEM Fastener)

Compatible Machines / Equipment

This OEM cap-hex head screw is used wherever the parts diagram for your unit lists 100678. Confirm in your model’s manual/diagram before purchasing.

  • LineLazer IV 250DC Self-Propelled Line Striper (listed in parts diagram)
  • LineLazer IV 250SPS Self-Propelled Line Striper (listed in parts diagram)
  • RoadLazer / RoadPak Winch Kit (25M713) — lift gun arm assembly (parts list includes 100678)
  • Other Graco assemblies that explicitly call out 100678 SCREW, CAP HEX HD in the parts list

Overview

The Graco 100678 Screw, Cap Hex HD is a genuine OEM fastener used across select Graco line stripers and accessory kits for mounting brackets, guards, and structural components. Choose OEM hardware to maintain proper fit, alignment, and durability.

Key Details

OEM Part # 100678
Part Name Screw, Cap Hex HD (hex-head cap screw)
Category Hardware / Fasteners
Typical Use Bracket, guard, frame, pump/manifold mounting (as specified in model parts diagrams)
Compatibility Guidance Use only where your machine’s parts diagram lists 100678.

Fitment & Installation Notes

  • Verify by model/serial parts list; hardware locations may vary by configuration/year.
  • Match thread/length specifications from your manual; do not substitute without confirmation.
  • Tighten to the torque specified in your equipment service manual where applicable.
  • Inspect mating parts (brackets/guards) for wear; replace worn hardware in sets when required.

Frequently Asked Questions

Open your model’s parts diagram or service manual and look for 100678 at the exact assembly location. If your list shows 100678, this is the correct OEM fastener.

We recommend OEM hardware to maintain proper fit and safety. If using an alternative, it must match thread, grade, length, and head style specified by Graco. When in doubt, use OEM.

Common locations include brackets, guards, and structural mounts on select LineLazer units and the RoadPak Winch Kit. Exact placement is shown in your model’s parts list.

Follow the service manual for torque and any threadlocker/sealant requirements. These may differ by assembly location and model year.

Order the exact part number shown for your serial range. Different configurations may use different hardware even within the same model family.

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