Can the Needle valve with inch connection LET-LOKÂ® stainless steel, type H-300 be panel mounted without voiding the Manufacturer's warranty?

Yes. The Needle valve with inch connection LET-LOKÂ® stainless steel, type H-300 can be panel mounted without voiding the Manufacturer's warranty. The valveâs special design permits panel mounting without disassembling the needle, and each unit is factory tested to ensure integrity. Ensure installation follows any manufacturer instructions for panel cutout, mounting torque, and connection procedures to maintain warranty coverage.

Is the Needle valve with inch connection LET-LOKÂ® stainless steel, type H-300 suitable for high-temperature applications up to +230Â°C?

Yes. The Needle valve with inch connection LET-LOKÂ® stainless steel, type H-300 is suitable for high-temperature applications up to +230Â°C. Specifications list operating temperature up to +230Â°C, connection and stem in AISI 316 stainless steel, metal/metal sealing (AISI 316) and PTFE packing, with working pressure up to 345 bar.

Does the Needle valve with inch connection LET-LOKÂ® stainless steel, type H-300 support metal-to-metal sealing at 345 bar?

Yes. The Needle valve with inch connection LET-LOKÂ® stainless steel, type H-300 supports metal-to-metal sealing at 345 bar. The valve description specifies metal/metal sealing made of AISI 316 steel and a working pressure up to 345 bar, confirming compatibility of the metal-to-metal seal with that pressure rating.

Needle valve with inch connection LET-LOK® stainless steel, type H-300

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Additional information

Material	SS – stainless steel

High-pressure needle valve designed for installation in a system or panel mounting. It features a compact design with a relatively high flow rate. Standardly with a V-type stem (valve operation close – open). Each valve is factory tested. The valve has a special design allowing for panel mounting without the need to disassemble the needle, thus not voiding the Manufacturer’s warranty. Connection material: AISI 316 steel. Stem material: AISI 316 steel. Valve sealing: metal/metal (AISI 316 steel). Packing seal: PTFE. Operating temperature: up to +230°C. Working pressure: up to 345 bar. Connection: inch LET-LOK®.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HM-H300-SS-LC-04-VRS	H-300 needle valve, 2 x LL 1/4", SS	4	345	In stock	Enquiry
HM-H300-SS-LC-06-VRS	H-300 needle valve, 2 x LL 3/8", SS	6	345	In stock	Enquiry
HM-H300-SS-LC-08-VRS	H-300 needle valve, 2 x LL 1/2", SS	6	345	In stock	Enquiry

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High-pressure needle valve designed for installation in a system or panel mounting. It features a compact design with a relatively high flow rate. Standardly with a V-type stem (valve operation close – open). Each valve is factory tested. The valve has a special design allowing for panel mounting without the need to disassemble the needle, thus not voiding the Manufacturer’s warranty. Connection material: AISI 316 steel. Stem material: AISI 316 steel. Valve sealing: metal/metal (AISI 316 steel). Packing seal: PTFE. Operating temperature: up to +230°C. Working pressure: up to 345 bar. Connection: inch LET-LOK®.