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Graco 102879 Pin Dowel

The Graco 102879 Pin Dowel is an alignment and locating pin used in multiple Graco sprayer assemblies to ensure precise component positioning and stable operation.

  • Part Number: 102879
  • Function: Aligns and secures mating components
  • Material: Durable metal construction
  • Use: Commonly found in pump, manifold, and frame assemblies
  • Fitment: Verify with model and serial range before purchase

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About the Graco 102879 Pin Dowel

Compatible Machines

  • Check your unit’s exploded-view parts list to confirm 102879 appears for your exact model/series.
  • If unsure, share your model and serial range with us and we’ll confirm fitment before you order.

Key Details

Part Number 102879
Item Name Pin, Dowel (alignment/locating pin used in assemblies)
Primary Function Positions and aligns mating components (e.g., brackets, housings, pump/manifold interfaces) to maintain precise assembly.
Material / Finish Not specified in public Graco literature. Refer to your service manual or contact support for exact spec.
Dimensions / Tolerance Not publicly listed for 102879. Confirm diameter/length from your model’s exploded diagram.
Packaging Typically sold individually unless otherwise stated on your model’s parts list.

Fitment Guidance

  1. Locate the exploded-view diagram for your sprayer model and serial range.
  2. Confirm the dowel pin callout is 102879 for the sub-assembly you’re servicing.
  3. If your manual lists a supersession or alternate, use the specified replacement part number.

Why This Part Matters

  • Maintains precise alignment to reduce vibration and premature wear.
  • Helps ensure repeatable assembly when servicing pumps or brackets.
  • Supports leak-free sealing surfaces by keeping components correctly positioned.

Frequently Asked Questions

Compatibility depends on model and serial range. Check your parts manual or exploded view; if 102879 is listed for your assembly, it will fit. Contact us with your model/serial and we’ll verify before you buy.

Dimensions are not listed in public literature. Use your model’s service manual to confirm dowel diameter and length, or reach out and we’ll look up the spec using your model/serial.

It is generally sold individually unless your kit or assembly specifies otherwise. Check your parts list or the product description on this page for packaging details.

Use only the specified part number where possible. If a substitute is necessary, match diameter, length, hardness, and tolerance exactly to avoid misalignment or premature wear. When in doubt, use Graco 102879.

Dowel pins commonly align brackets, pump/manifold interfaces, or housings. Refer to your model’s exploded diagram to see the exact sub-assembly that calls out 102879.

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