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LN Series Needle Valves feature non-rotating stems, locking bonnets, and live-loaded packing making them suitable for instrumentation and other application in oil & gas exploration, power, petro-chemicals and other applications where durability and reliable operation in tough conditions are critical. 

Our website contains the most popular LN Series needle valve configurations - more options and accessories are available.  For more information, contact SSP Customer Service.


Specifications

  • Pressure:  Up to 6,000 psig (413 bar)
  • Temperatures:-100 to 1200° F (-73 to 648° C)
  • Pattern:  Straight and Angle
  • Stems:
    • Metal Seal: V, Metering, Regulating and metering tip
    • Soft Seal:  PCTFE Tip
  • Material
    • Body: 316 SS, Alloy 400 and Alloy C-276
    • Packing: PTFE, Grafoil
  • Orifice Sizes: 0.156, 0.250 and 0.437 in
                          (3.96 to 11.1 mm)
  • End Connection
    • Size: 1/8 to 1/2 (6 to 12 mm tube fittings only)
    • Type:  NPT, Socket Weld and Tube Fitting



LN Series Options and Accessories
In addition to the product offered on our website, other options and and accessories are available.  These include:

  • Pipe Socket Weld End Connections
  • Speciall Clean in accordance with ASTM 93G Level
  • Sour Gas Service
  • Replacement Caps
  • Rebuild Kits
  • LN Series Angle Valves
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Unit of Measure
Items
Needle Valves - LN Series Female NPT

Locked Bonnet Needle Valves - Straight
Needle Valves - LN Series Female NPT

Locked Bonnet Needle Valves - Straight
Needle Valves - LN Series Fractional Tube Fitting

Locked Bonnet Needle Valves - Straight
Needle Valves - LN Series Female NPT

Locked Bonnet Needle Valves - Straight
Needle Valves - LN Series Female NPT

Locked Bonnet Needle Valves - Straight
Body Material N/A Alloy 400
Inlet Type N/A FNPT N/A FNPT N/A Duolok Tube Fitting N/A FNPT N/A FNPT
Inlet Size N/A 1/8 in N/A 1/4 in N/A 1/4 in N/A 1/8 in N/A 1/4 in
Outlet Type N/A FNPT N/A FNPT N/A Duolok Tube Fitting N/A FNPT N/A FNPT
Outlet Size N/A 1/8 in N/A 1/4 in N/A 1/4 in N/A 1/8 in N/A 1/4 in
Brand Series N/A LN Series
Shape N/A Straight
A N/A 2 in N/A 2.06 in N/A 2.4 in N/A 2 in N/A 2.06 in
D N/A 1.09 in
E N/A 0.41 in
F N/A 1.75 in
G N/A 19/32 or 9/16 in
H N/A 3.15 in N/A 3.15 in N/A 3.15 in N/A 3.22 in N/A 3.22 in
Cv N/A 0.34 N/A 0.34 N/A 0.34 N/A 0.28 N/A 0.28
Orifice N/A 0.16 in4.1 mm
Handle Type N/A T-Bar
Stem Type N/A Shutoff, PTFE N/A Shutoff, PTFE N/A Shutoff, PTFE N/A Metering N/A Metering
Metric Sizing N/A No
B N/A 1 in N/A 1.03 in N/A 1.2 in N/A 1 in N/A 1.03 in
SSP P/N N/A LN4K-2PF-M N/A LN4K-4PF-M N/A LN4K-D4-M N/A LN4M-2PF-M N/A LN4M-4PF-M
Packing Material N/A PTFE
Stem Material N/A Chrome-Plated Alloy 400
Production Category N/A 3
Product Descriptions N/A Female NPT N/A Female NPT N/A Fractional Tube Fitting N/A Female NPT N/A Female NPT
Description Text N/A Locked Bonnet Needle Valves