Is the TEMA SWIVEL Brass Coupling with UNF Male / BSP Male Threads compatible with common hydraulic oils and temperature ranges from -40°C to +90°C?

Yes. The TEMA SWIVEL Brass Coupling with UNF Male / BSP Male Threads is specified as optimized for use with hydraulic oil and fitted with high-quality NBR seals rated for a wide temperature range of −40°C to +90°C. Its robust brass body, hardened steel spindle and galvanized nut provide durable, low‑torque rotary performance up to 60 rpm while maintaining leak‑free operation with common hydraulic oils across the stated temperature range.

Can the TEMA SWIVEL Brass Coupling with UNF Male / BSP Male Threads operate reliably at rotational speeds up to 60 rpm while reducing hose stress and torque on the system?

Yes. The TEMA SWIVEL Brass Coupling with UNF Male / BSP Male Threads can operate reliably at rotational speeds up to 60 rpm while reducing hose stress and torque on the system. Its compact design and low torque requirements enable smooth rotation at up to 60 rpm, specifically aimed to extend hose life and lower system torque. The robust brass body, hardened steel internal spindle and galvanized steel nut ensure durability and wear resistance under demanding conditions, while high-quality NBR seals provide leak-free operation from -40°C to +90°C. It is optimized for hydraulic oil and suitable for industrial and mobile hydraulic applications where reduced hose stress and consistent performance at up to 60 rpm are required.

TEMA SWIVEL Brass Coupling with UNF Male / BSP Male Threads

All products, Hydraulic rotary unions/

Additional information

Material	B – brass (bronze)

This compact rotary coupling is designed for applications that demand a reliable rotary connection while effectively reducing hose stress, ensuring longer service life and consistent performance. With its small dimensions and low torque requirements, it offers smooth operation at rotational speeds of up to 60 rpm, making it an excellent choice for hydraulic systems. The robust construction combines a durable brass body with a hardened steel internal spindle and a galvanized steel nut, delivering strength and resistance to wear even under demanding conditions. Equipped with high-quality NBR sealing, it guarantees secure and leak-free operation across a wide temperature range from -40°C to +90°C. Optimized for use with hydraulic oil, this coupling provides a dependable solution that enhances efficiency, minimizes downtime, and ensures reliable performance in both industrial and mobile hydraulic applications.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]	Enquiry	Catalogue
TA-R-500-30	Rotary joint DN11 GZ 7/8"-14UNF / GZ 3/4"	-	250
TA-R-500-32	Rotary joint DN11 GZ 7/8"-14UNF / GZ 1/2"	-	250

This compact rotary coupling is designed for applications that demand a reliable rotary connection while effectively reducing hose stress, ensuring longer service life and consistent performance. With its small dimensions and low torque requirements, it offers smooth operation at rotational speeds of up to 60 rpm, making it an excellent choice for hydraulic systems. The robust construction combines a durable brass body with a hardened steel internal spindle and a galvanized steel nut, delivering strength and resistance to wear even under demanding conditions. Equipped with high-quality NBR sealing, it guarantees secure and leak-free operation across a wide temperature range from -40°C to +90°C. Optimized for use with hydraulic oil, this coupling provides a dependable solution that enhances efficiency, minimizes downtime, and ensures reliable performance in both industrial and mobile hydraulic applications.