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
  • Killark‚Äôs reducing bushings and adapters assist in reducing the trade size of tapped holes and its smooth internal bushing protects conductors. The wide variety of reducing ranges allow for almost any combination of size changes. It is available in copper-free aluminum and zinc plated steel.


  • Color: Silver
  • Country of Origin: US
  • Dimensions: 6.25 in x 6 in x 4.125 in
  • Each - Height: 4.125 in
  • Each - Length: 6.250 in
  • Each - Width: 6.000 in
  • 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
  • Height: 4.125 in
  • Hub Size: 4" to 3-1/2"
  • Length: 6.25 in
  • Show Add To ProjectList: Yes
  • Width: 6 in


  • EU RoHS Indicator: Contact Manufacturer


UPC 78393657026
Item Long Description 4" to 3-1/2" Reducing Bushing, Aluminum
GTiN 00783936570266
Length 6.25 in
Finish Natural
Width 6 in
Color Silver
Type Aluminum reducing bushing
Material 10 Of 1%),Aluminum,Copper Free (less Than 4
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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