SSP Corporation
SSP Corporation
8250 Boyle Parkway
Twinsburg, OH 44087-2200
U.S.A.
Phone: 330-425-4250
Email: customer.inquiries@myssp.com
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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
LN Straight Needle Valve Grey-Scale
Needle Valve With Tube Fitting Ends LN Series
Unit of Measure
Items Needle Valves - LN Series Female NPT
LN4K-2PF-316
Locked Bonnet Needle Valves - Straight 		Needle Valves - LN Series Female NPT
LN4K-4PF-316
Locked Bonnet Needle Valves - Straight 		Needle Valves - LN Series Male NPT
LN4K-4PM-316
Locked Bonnet Needle Valves - Straight 		Needle Valves - LN Series Male to Female NPT
LN4K-4PM-4PF-316
Locked Bonnet Needle Valves - Straight 		LN-Straight-Tube-Socket--002-
LN4K-4SW-316
Locked Bonnet Needle Valves - Straight
Body Material N/A 316 SS
Inlet Type N/A FNPT N/A FNPT N/A MNPT N/A MNPT N/A Tube Socket Weld
Inlet Size N/A 1/8-27 in N/A 1/4-18 in N/A 1/4-18 in N/A 1/4-18 in N/A 1/4 in
Outlet Type N/A FNPT N/A FNPT N/A MNPT N/A FNPT N/A Tube Socket Weld
Outlet Size N/A 1/8-27 in N/A 1/4-18 in N/A 1/4-18 in N/A 1/4-18 in N/A 1/4 in
Brand Series N/A LN Series
Shape N/A Straight
A N/A 2 in80 mm N/A 2.06 in71.9 mm N/A 2.2 in72.6 mm N/A 2.03 in77.2 mm N/A 1.85 in77.2 mm
D N/A 1.09 in27.7 mm
E N/A 0.41 in10.4 mm
F N/A 1.75 in44.5 mm
G N/A 9/16 in14.3 mm
H N/A 3.22 in
Cv N/A 0.34
Orifice N/A 0.156 in4.0 mm
Stem Type N/A Non-Rotating Soft Seal (PCTFE)
Metric Sizing N/A No
B N/A 1 in25.4 mm N/A 1.03 in26.2 mm N/A 1.1 in16.9 mm N/A 1.02 in25.9 mm N/A 0.93 in23.6 mm
SSP P/N N/A LN4K-2PF-316 N/A LN4K-4PF-316 N/A LN4K-4PM-316 N/A LN4K-4PM-4PF-316 N/A LN4K-4SW-316
Packing Material N/A PTFE
Stem Material N/A Chrome-Plated 316 SS
Product Descriptions N/A Female NPT Needle Valve N/A Female NPT Needle Valve N/A Male NPT Needle Valve N/A Male to Female NPT Needle Valve N/A Tube Socket Weld Needle Valve
Description Text N/A Locked Bonnet Needle Valves
Inlet Size N/A 1/8 N/A 1/4 N/A 1/4 N/A 1/4 N/A 1/4
Outlet Size N/A 1/8 N/A 1/4 N/A 1/4 N/A 1/4 N/A 1/4
B1 N/A 0 in0 mm N/A 0.89 in22.6 mm N/A 0 in0 mm N/A 0 in0 mm N/A 0 in0 mm
B2 N/A 0 in N/A 1 in N/A 0 in N/A 0 in N/A 0 in
B1_NUM N/A 0 in N/A 0.89 in N/A 0 in N/A 0 in N/A 0 in
B2_NUM N/A 0 in N/A 1.00 in N/A 0 in N/A 0 in N/A 0 in
C N/A 0 in0 mm N/A 1.3 in33 mm N/A 0 in0 mm N/A 0 in0 mm N/A 0 in0 mm
I N/A 0 in