s.71 NPT


1/2″ – 4″ standard port

Technical Data
  • 24h 100% seal test guaranteed
  • Dual sealing system allows valve to be operated in either direction making installation easier
  • No metal-to-metal moving parts
  • Handle clearly shows ball position
  • Silicone-free lubricant on all seals
  • Chrome plated brass ball for longer life
  • Handle stops on body to avoid stress at stem
  • Hot forged sand blasted, unplated brass body and cap sealed with Loctite® or equivalent thread sealant
  • Finest brass according to EN 12165 and EN 12164 specifications
  • Blowout-proof nickel plated brass stem
  • Pure PTFE adjustable packing gland and reinforced washer for lower torque and easy maintenance
  • Triple stem seals in sizes over 2.1/2”
  • Pure PTFE self-lubricating seats with flexible-lip design
  • NPT taper ANSI B.1.20.1 female by female threads

  • Standard port for compact design
  • Geomet® carbon steel handle with thick PVC dip coating. Handle coating offers both thermal and electrical protection
Working pressure & temperature
  • 600 PSI non-shock cold working pressure
  • *150 psig non-shock steam working pressure. Not suitable for throttling steam.
  • -40°F/+366°F
  • WARNING: freezing of the fluid in the installation may severely damage the valve


  • Oval lockable handle up to 2.1/2″, round over 2.1/2″
  • Stem extension up to 2.1/2″
  • T-handle up to 2.1/2″
  • Stainless steel handle (1.4016/AISI 430) up to 2.1/2″
  • Patented locking device
  • Stubby handle up to 2″
Upon request
  • Stainless steel ball and/or stem (1.4401/AISI 316)
  • Glass filled PTFE seals
  • Custom design
Approved by or in compliance with
  • Canadian standards Association (United States, Canada)
  • RoHS Compliant (EU)


NOTE: approvals apply to specific configurations/sizes only.

1.1/2”- 2.1/2” hollow ball

Part descriptionQ.tyMaterial
1Unplated body1CW617N
3Chrome plated ball1CW617N
4Unplated end-cap1CW617N
5Nickel plated stem packing gland design1CW617N
6Nickel plated gland nut1CW617N
7Geomet® nut1CB4FF (EN10263-2)
8Packing gland seal1PTFE
9Washer1PTFE carbon filled 25%
10Black PVC coated Geomet® steel handle1DD11 (EN10111)

DN shows the nominal flow diameter. Stem configuration of valves over
2.1/2” is slightly different.

Pressure-temperature chart
Pressure drop chart
Ask for additional information on the whole range of RuB products and consult with your supplier for special applications.
XCES71 - 4266