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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

 

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Body Material

Inlet Type

Inlet Size

Outlet Type

Outlet Size

Cv

Orifice (in)

Orifice (mm)

Stem Type

Part #

Body Material

Inlet Type

Inlet Size

Outlet Type

Outlet Size

Cv

Orifice

Handle Type

Stem Type

Packing Material

Stem Material

CAD

List Price

LN4AK-2PF-316 N/A 316 SS N/A FNPT N/A 1/8 in N/A FNPT N/A 1/8 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AK-4PF-316 N/A 316 SS N/A FNPT N/A 1/4 in N/A FNPT N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AK-4PM-4PF-316 N/A 316 SS N/A MNPT N/A 1/4 in N/A FNPT N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AK-4PM-316 N/A 316 SS N/A MNPT N/A 1/4 in N/A MNPT N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AK-4SW-316 N/A 316 SS N/A Tube Socket Weld N/A 1/4 in N/A Tube Socket Weld N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AK-D4-316 N/A 316 SS N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AK-DM6-316 N/A 316 SS N/A Tube Fitting N/A 6 mm N/A Tube Fitting N/A 6 mm N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AK-DM8-316 N/A 316 SS N/A Tube Fitting N/A 8 mm N/A Tube Fitting N/A 8 mm N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-2PF-316 N/A 316 SS N/A FNPT N/A 1/8 in N/A FNPT N/A 1/8 in N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-4PF-316 N/A 316 SS N/A FNPT N/A 1/4 in N/A FNPT N/A 1/4 in N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-4PM-4PF-316 N/A 316 SS N/A MNPT N/A 1/4 in N/A FNPT N/A 1/4 in N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-4PM-316 N/A 316 SS N/A MNPT N/A 1/4 in N/A MNPT N/A 1/4 in N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-4SW-316 N/A 316 SS N/A Tube Socket Weld N/A 1/4 in N/A Tube Socket Weld N/A 1/4 in N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-D4-316 N/A 316 SS N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-DM6-316 N/A 316 SS N/A Tube Fitting N/A 6 mm N/A Tube Fitting N/A 6 mm N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AM-DM8-316 N/A 316 SS N/A Tube Fitting N/A 8 mm N/A Tube Fitting N/A 8 mm N/A 0.28 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Metering N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AV-4PM-316 N/A 316 SS N/A MNPT N/A 1/4 in N/A MNPT N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Vee-Type N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AV-4SW-316 N/A 316 SS N/A Tube Socket Weld N/A 1/4 in N/A Tube Socket Weld N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Vee-Type N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AV-D4-316 N/A 316 SS N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Vee-Type N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AV-DM6-316 N/A 316 SS N/A Tube Fitting N/A 6 mm N/A Tube Fitting N/A 6 mm N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Vee-Type N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN4AV-DM8-316 N/A 316 SS N/A Tube Fitting N/A 8 mm N/A Tube Fitting N/A 8 mm N/A 0.34 N/A 0.156 in4.1 mm N/A Stainless Steel T-Bar N/A Non-Rotating Vee-Type N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN6AK-4PF-316 N/A 316 SS N/A FNPT N/A 1/4 in N/A FNPT N/A 1/4 in N/A 0.85 N/A 0.250 in6.35 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN6AK-6PF-316 N/A 316 SS N/A FNPT N/A 3/8 in N/A FNPT N/A 3/8 in N/A 0.85 N/A 0.250 in6.35 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN6AK-6SW-316 N/A 316 SS N/A Tube Socket Weld N/A 3/8 in N/A Tube Socket Weld N/A 3/8 in N/A 0.85 N/A 0.250 in6.35 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
LN6AK-8SW-316 N/A 316 SS N/A Tube Socket Weld N/A 1/2 in N/A Tube Socket Weld N/A 1/2 in N/A 0.85 N/A 0.250 in6.35 mm N/A Stainless Steel T-Bar N/A Non-Rotating PTFE Tip N/A PTFE N/A Chrome-Plated 316 SS N/A CAD -
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