Is the Stainless Steel BSPT Male Pipe Connector M739LMR compatible with aggressive chemical media and high-temperature service?

Yes. The Stainless Steel BSPT Male Pipe Connector M739LMR is manufactured from premium AISI 316 stainless steel and is explicitly described as providing exceptional resistance to corrosion, aggressive media, and extreme operating conditions. Its robust, high‑performance LET-LOK® design ensures secure, leak‑tight connections suitable for demanding industries such as chemical processing, petrochemicals and energy production. While compatibility with any specific aggressive chemical or exact high-temperature range depends on the particular media, concentrations and operating temperatures, the M739LMR is engineered for use in aggressive chemical media and high‑temperature service. For absolute confirmation, cross-check the service conditions (media type, concentration, temperature, pressure) against AISI 316 chemical compatibility data and the tube’s OD/wall thickness limits that define permissible working pressure.

Does the Stainless Steel BSPT Male Pipe Connector M739LMR support pressure ratings based on tube OD and wall thickness for high-pressure systems?

Yes. The Stainless Steel BSPT Male Pipe Connector M739LMR supports pressure ratings that are determined by the tube’s outer diameter (OD) and wall thickness. Made from AISI 316 stainless steel for high corrosion and chemical resistance, this LET-LOK® metric tube fitting is engineered for demanding, high-pressure applications. Its robust design provides secure, leak-tight connections, and the permissible working pressure is defined by the specific tube OD and wall thickness used in your system, allowing you to select the appropriate tubing to meet your required pressure ratings for safe, reliable operation.

Stainless Steel BSPT Male Pipe Connector M739LMR

All products, LET-LOK precision connectors/

Additional information

Material	SS – stainless steel

The LET-LOK® metric tube fitting with external BSPT thread is a high-performance connection solution designed to meet the demanding requirements of industries such as chemical processing, petrochemicals, pharmaceuticals, energy production, nuclear power, and advanced process engineering. Manufactured from premium AISI 316 stainless steel, it ensures exceptional resistance to corrosion, aggressive media, and extreme operating conditions, guaranteeing long-term reliability and safety in critical applications. The fitting’s robust design allows for secure, leak-tight connections, while the permissible working pressure is precisely defined by the tube’s outer diameter and wall thickness, ensuring optimal performance tailored to specific system requirements. Engineered for versatility and durability, this fitting provides a trusted choice for professionals seeking uncompromising quality, efficiency, and operational safety in complex industrial environments.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
HM-LM739LMR-06-02-SS	6 mm tube connector, GZ 1/8" BSPT, SS	-	-
HM-LM739LMR-06-04-SS	6 mm tube fitting, GZ 1/4" BSPT, SS	-	-
HM-LM739LMR-06-08-SS	6 mm tube fitting, GZ 1/2" BSPT, SS	-	-
HM-LM739LMR-08-02-SS	8 mm tube fitting, GZ 1/8" BSPT, SS	-	-
HM-LM739LMR-08-04-SS	8 mm tube fitting, GZ 1/4" BSPT, SS	-	-
HM-LM739LMR-08-06-SS	8 mm tube connector, GZ 3/8" BSPT, SS	-	-
HM-LM739LMR-08-08-SS	8 mm tube connector, GZ 1/2" BSPT, SS	-	-
HM-LM739LMR-10-04-SS	Tube connector 10 mm, GZ 1/4" BSPT, SS	-	-
HM-LM739LMR-10-06-SS	Tube fitting 10 mm, GZ 3/8" BSPT, SS	-	-
HM-LM739LMR-10-08-SS	Tube fitting 10 mm, GZ 1/2" BSPT, SS	-	-
HM-LM739LMR-12-04-SS	12 mm tube fitting, GZ 1/4" BSPT, SS	-	-
HM-LM739LMR-12-06-SS	12 mm tube fitting, GZ 3/8" BSPT, SS	-	-
HM-LM739LMR-12-08-SS	12 mm tube connector, GZ 1/2" BSPT, SS	-	-
HM-LM739LMR-16-08-SS	16 mm tube connector, GZ 1/2" BSPT, SS	-	-
HM-LM739LMR-18-08-SS	Tube connector 18 mm, GZ 1/2" BSPT, SS	-	-
HM-LM739LMR-20-12-SS	Tube connector 20 mm, GZ 3/4" BSPT, SS	-	-

The LET-LOK® metric tube fitting with external BSPT thread is a high-performance connection solution designed to meet the demanding requirements of industries such as chemical processing, petrochemicals, pharmaceuticals, energy production, nuclear power, and advanced process engineering. Manufactured from premium AISI 316 stainless steel, it ensures exceptional resistance to corrosion, aggressive media, and extreme operating conditions, guaranteeing long-term reliability and safety in critical applications. The fitting’s robust design allows for secure, leak-tight connections, while the permissible working pressure is precisely defined by the tube’s outer diameter and wall thickness, ensuring optimal performance tailored to specific system requirements. Engineered for versatility and durability, this fitting provides a trusted choice for professionals seeking uncompromising quality, efficiency, and operational safety in complex industrial environments.