U2VR Series Needle Manifold Valves (ID=284)

2-Valve, Isolating & Venting 10,000 psi

The two-valve isolating and venting manifold used mainly in gauge and static instrument applications such as pressure switches, pressure transmitters and manometers. The manifold will isolate instrumentation from the process and allow venting of the instrument for calibration/removal from the circuit with affecting the process/application and recovery of a sample, etc. Incorporated are all the standard long service life features of the standard 'UN' series needle valve, multi-ring piston style packing, back sealing facility. Mounting holes supplied as standard for pipe or wall mounting to suit quick installation.

  • Offset vent valve for ease of operation
  • Valve flow can be reversed so calibration can be conducted in situ
  • All valves have 2-piece non-rotating hardened (17-4PH) tips as standard for bubble tight shut off and long service life
  • Metal to metal body bonnet seal for high pressure and high temperature sealing
  • Unique bonnet anti-rotational cam device
  • Mounting holes as standard to allow for fixing to pipe stands or enclosures
  • Blanking plugs supplied as standard
  • Temperature range -40°C to 230°C
  • Fine control of venting
  • Available in 316/316L stainless steel
  • Repair/service kits available to extend service life further
  • Ingress seals fitted as standard
  • Full material traceability
  • Materials of construction supplied to meet the requirements of NACE MR 0175

U2VR Series Needle Manifold Valves

Part NumberConnection SizeBoreCVWeight
(in.) (mm) (lbs.) (Kg)
U2VR2NS 1/4" NPT 0.20 5.0 0.70 2.12 0.96
U2VR4NS 1/2" NPT 0.20 5.0 0.70 2.12 0.96

Item NumberDescriptionMaterialQuantity
1 Manifold Body A479 UNS S31600 1
2 Handle Bolt A4 ST/ST 2
3 "T" Handle UNS S31600 2
4 Isolate Dust Cap PVC 1
5 Gland Adjuster UNS S31600 2
6 Bonnet Housing A479 UNS S31600 2
7 Packing RTFE 8
8 Needle Stem A479 UNS S31600 2
9 Gland Locknut UNS S31600 2
10 Ingress Seal Viton 2
11 Valve Tip A564 UNS S17400 2
12 Cam Screw A4 ST/ST 2
13 Locking Cam UNS S31600 2
14 Blank Plug A479 UNS S31600 1
15 Vent Dust Cap PVC 1


Region:North America
Location of : United States: US: LooKupArray ( [userLocation] => US [userRegion] => North America )