KLRK R-109 4" to 3-1/2" REDUCING BU
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Manufacturer Hubbell / Killark
Mfg Catalog # R-109
North Coast Part # 161172


  • Tapered threads (NPT)
  • Smooth internal bushing protects conductors
  • Threaded for Rigid Conduit or IMC



  • Application: To reduce the trade size of a taped hole or hub.
  • Color: Silver
  • Finish Type: Natural
  • Material: Aluminum, Copper Free (less than 4/10 of 1%)
  • Series: R
  • Type: Reducing Bushing
  • UPC: 783936570266


  • Gross Weight with Packaging: 0.76
  • Height: 4.125 in
  • Hub Size: 4" to 3-1/2"
  • Length: 6.25 in
  • Width: 6 in

Certifications and Compliance

  • CSA File Number: LR11716
  • UL File Number: E10514

Hazardous Rating(s)

  • Class I, Divisions 1 & 2, Groups A, B, C, D
  • Class I, Zones 1 & 2, Groups IIC, IIB, IIA
  • Class II, Divisions 1 & 2, Groups E, F, G


UPC 78393657026
GTiN 00783936570266
Length 6.25 in
Finish Natural
Width 6 in
Color Silver
Type Aluminum reducing bushing
Material Copper Free (less Than 4,Aluminum,10 Of 1%)
Product Series R
Applications To reduce the trade size of a taped hole or hub.
Height 4.125 in
Family Brand Name Killark
Hub Size 4 To 3-1/2 in

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