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TOOLSTRING EQUIPMENT

Roller Stem

Roller stem is used t allow for easier deployment of subsurface equipment into deviated wellbores

by allowing the weight of the toolstring to rest upon wheels that travel down the ID of the tubing or 

casing In the wellbore.

Roller stem can typically be converted from one size to another by changing out the rollers.

 

Applications:

 

Roller stem may be used to deploy bottom hole instruments or tools into deviated or horizontal wellbores.

Roller stem may be used to mitigate drag in deviated, dog legged, or non vertical wellbores.

Size0.75"1.00"1.25"1.50"1.75"
Thread Connections0.50-11 UNC0.938-10 UN0.938-10 UN1.062-10 UN1.062-10 UN
Fishneck (")0.75"1.00"1.187"1.3751.75"
Fishneck (mm)19.05mm25.4mm30.14mm34.93mm44.45mm
Maximum OD (")1.25"1.375"1.50"2.25"2.50"
Maximum OD (mm)31.75mm34.93mm38.10mm57.15mm63.15mm
Length (feet)2' / 3' / 5'2' / 3' / 5'2' / 3' / 5'2' / 3' / 5'2' / 3' / 5'
length (centimeters)60 / 90 / 15260 / 90 / 15260 / 90 / 15260 / 90 / 15260 / 90 / 152
Size1.875"2.125"
Upper Thread.625 UNC0.938-10 UN
Fishneck (")1.75"1.75"
Fishneck (mm)44.45mm44.45mm
Maximum OD (")2.75"2.125"
Maximum OD (mm)69.85mm79.37mm
Length (feet)2' / 3' / 5'2' / 3' / 5'
Length (centimeters)60 / 90 / 15260 / 90 / 152

*Alternate thread configurations, sizes, and lengths available upon request

PLEASE STATE PART DESCRIPTION AND SIZE WHEN ORDERING

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