Locked Bonnet 10K Needle Valves - Straight
Locked Bonnet Needle Valves
HLN Series Needle Valves are designed for challenge applications with pressure up to 10,000 psig (689 bar) and temperatures from -100 to 1200°F (-73 to 648°C). They 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 HLN 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
Part # |
CAD |
Body Material |
Inlet Type |
Inlet Size |
Outlet Type |
Outlet Size |
Cv |
Orifice |
Stem Type |
SSP P/N |
Packing Material |
Stem Material |
Product Descriptions |
Description Text |
Inlet Size |
Outlet Size |
B1 |
B2 |
B1_NUM |
B2_NUM |
C |
I |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HLN4M-4PF-316 |
CAD
N/A 
|
Body Material N/A 316 SS | Inlet Type N/A FNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Metering | SSP P/N N/A LN4M-4PF-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4M-4PM-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A MNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Metering | SSP P/N N/A LN4M-4PM-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4M-4PM-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Metering | SSP P/N N/A LN4M-4PM-4PF-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT to Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4M-4SW-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Tube Socket Weld | Inlet Size N/A 1/4 in | Outlet Type N/A Tube Socket Weld | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Metering | SSP P/N N/A LN4M-4SW-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Tube Socket Weld | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4M-D4-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 1/4 in | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Metering | SSP P/N N/A LN4M-D4-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4M-DM6-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 6 mm | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 6 mm | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Metering | SSP P/N N/A LN4M-DM6-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 6 mm | Outlet Size N/A 6 mm | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4R-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A FNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4R-4PF-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4R-4PM-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A MNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4R-4PM-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4R-4PM-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4R-4PM-4PF-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT to Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4R-4SW-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Tube Socket Weld | Inlet Size N/A 1/4 in | Outlet Type N/A Tube Socket Weld | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4R-4SW-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Tube Socket Weld | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4R-D4-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 1/4 in | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4R-D4-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4R-DM6-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 6 mm | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 6 mm | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4R-DM6-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 6 mm | Outlet Size N/A 6 mm | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4RG-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A FNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4RG-4PF-316 | Packing Material N/A Flexible Graphite | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4RG-4PM-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A MNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4RG-4PM-316 | Packing Material N/A Flexible Graphite | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4RG-4PM-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4RG-4PM-4PF-316 | Packing Material N/A Flexible Graphite | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT to Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4RG-4SW-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Tube Socket Weld | Inlet Size N/A 1/4 in | Outlet Type N/A Tube Socket Weld | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4RG-4SW-316 | Packing Material N/A Flexible Graphite | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Tube Socket Weld | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4RG-D4-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 1/4 in | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4RG-D4-316 | Packing Material N/A Flexible Graphite | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4RG-DM6-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 6 mm | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 6 mm | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating Regulating | SSP P/N N/A LN4RG-DM6-316 | Packing Material N/A Flexible Graphite | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 6 mm | Outlet Size N/A 6 mm | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4V-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A FNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating V-Type Shutoff | SSP P/N N/A LN4V-4PF-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4V-4PM-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A MNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating V-Type Shutoff | SSP P/N N/A LN4V-4PM-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4V-4PM-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A MNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating V-Type Shutoff | SSP P/N N/A LN4V-4PM-4PF-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Male NPT to Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4V-4SW-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Tube Socket Weld | Inlet Size N/A 1/4 in | Outlet Type N/A Tube Socket Weld | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating V-Type Shutoff | SSP P/N N/A LN4V-4SW-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Tube Socket Weld | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4V-D4-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 1/4 in | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 1/4 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating V-Type Shutoff | SSP P/N N/A LN4V-D4-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4V-DM6-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A Duolok Tube Fitting | Inlet Size N/A 6 mm | Outlet Type N/A Duolok Tube Fitting | Outlet Size N/A 6 mm | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating V-Type Shutoff | SSP P/N N/A LN4V-DM6-316 | Packing Material N/A PTFE | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Fractional Tube Fitting | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 6 mm | Outlet Size N/A 6 mm | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
| HLN4VG-4PF-316 |
CAD
N/A
|
Body Material N/A 316 SS | Inlet Type N/A FNPT | Inlet Size N/A 1/4-18 in | Outlet Type N/A FNPT | Outlet Size N/A 1/4-18 in | Cv N/A 0.34 | Orifice N/A 0.156 in4.0 mm | Stem Type N/A Non-Rotating V-Type Shutoff | SSP P/N N/A LN4VG-4PF-316 | Packing Material N/A Flexible Graphite | Stem Material N/A Chrome-Plated 316 SS | Product Descriptions N/A Female NPT | Description Text N/A High Pressure Locked Bonnet Needle Valves | Inlet Size N/A 1/4 | Outlet Size N/A 1/4 | B1 N/A 0 in0 mm | B2 N/A 0 in | B1_NUM N/A 0 in | B2_NUM N/A 0 in | C N/A 0 in0 mm | I N/A 0 in |
