Carbon Steel Zinc Clear Trivalent Expansion Plug Part# X09429

#823088

Carbon Steel Zinc Clear Trivalent Expansion Plug Part# X09429
Diameter Thread Threads Length Grade Finish Weight
Partial 0 .03
Diameter
Thread 0
Length
Grade
Finish
Weight .03

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Expansion Plugs or Freeze plugs protect your engine blocks come winter. They are designed to hold coolant inside the engine block under normal circumstances with tight fit. However, when coolant freezes it expands - applying pressure to the engine that could cause costly damages. The plugs relieve the internal pressure by pop out.

Expansion Plugs – PC Series

  • Concave bottom core hole plug
  • Plug should be driven in by the rim
  • Carbon steel standard
  • Tapered walls
  • Sizes range from 3/8” to 3” nominal diameter

    • Expansion Plug – PF Series

  • Flat-bottom core hole
  • Plug should be driven in by the rim
  • Carbon steel standard
  • Tapered walls
  • Sizes range from 3/8” to 3” nominal diameter

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