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Needle Valve NNV4, NRPV, NGSV0 pages
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www.pci-instruments.com
NEEDLE VALVE
NNV4
Type needle valves with hard seat are designed for use on applications requiring complete isolation or
throttling of the media.The conical metal tip (Stem Type CT) press fitted ensures perfect alignment for
positive bubble tight shut-off. Available with end connections in sizes from 1/8" to 1" and a wide choice in
connections of female screwed, male screwed, male to female screwed or socket weld.
Pressure
Max temp.
Material
Stem
Gland Packing
Stem packing area
Safety
400 bar
240°C
Stainless Steel
(CT) chrome plated Conical tip press fitted hard .
PTFE(Grafoil to be used for temperature above 240°C to 550°C)
Burnished mirror finish for Smooth valve operation.
Back seating for preventing stem blowout.
Size | Type | Length | Width | Ht open | Ht closed | Handle |
1/8" | FxF | 50 | 22 | 55 | 52 | 40 |
MxF | 55 | 22 | 55 | 52 | 40 | |
MxM | 60 | 22 | 55 | 52 | 40 | |
1/4" | FxF | 55 | 25 | 63 | 60.5 | 40 |
MxF | 65 | 25 | 63 | 60.5 | 40 | |
MxM | 60 | 25 | 63 | 60.5 | 40 | |
3/8" | FxF | 55 | 25 | 63 | 60.5 | 40 |
MxF | 65 | 25 | 63 | 60.5 | 40 | |
MxM | 65 | 25 | 63 | 60.5 | 40 | |
1/2" | FxF | 65 | 32 | 83.6 | 79.6 | 50 |
MxF | 75 | 32 | 83.6 | 79.6 | 50 | |
MxM | 70 | 32 | 83.6 | 79.6 | 50 | |
3/4" | FxF | 70 | 38 | 88.6 | 82.6 | 50 |
MxF | 75 | 38 | 88.6 | 82.6 | 50 | |
MxM | 80 | 32 | 83.6 | 79.6 | 50 | |
1" | FxF | 90 | 45 | 101 | 96 | 50 |
MxF | 105 | 45 | 101 | 96 | 50 | |
MxM | 105 | 45 | 101 | 96 | 50 |
All dimensions are in mm
Applications
• High pressure line shut off.
• Instrument isolation.
• Gauge isolation.
• Drain valve.
• Liquid and vapor service
i
5
Type MF
Type FF
Optional: Also available High pressure valves with stem HPa for 10,000 psi pressure model no. is NNV10
Also available High pressure valves with stem V2 for 20,000 psi pressure model no. is NNV20
Note : Other sizes available on request.
Isolate
PCI (Process System Solutions) Ltd, Unit 7 Slaidburn Crescent, Southport, Merseyside, PR9 9YF, UK,
Tel: +44 (0) 1704 509090, Fax: +44 (0) 1704 509091,
email: SaleS@pci-instrumentS.COm, WebSite: WWW.pci-instrumentS.COm (Specifications are subject to change without notice)
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