Is the Carbon Steel UM Nut for S and SF Spigot compatible with both metric and BSP thread standards and DIN 3870 fittings?

Yes. The Carbon Steel UM Nut for S and SF Spigot is compatible with both metric and BSP thread standards and is designed in accordance with DIN 3870. Made from high‑quality carbon steel with a durable galvanized finish, it provides precise threading for a secure, leak‑free fit and reliable performance in S and SF type fittings used in hydraulic and pneumatic systems.

Does the Carbon Steel UM Nut for S and SF Spigot require specific torque settings for reliable sealing in hydraulic and pneumatic systems?

The Carbon Steel UM Nut for S and SF Spigot does not list specific torque values in the provided description. However, given its design to DIN 3870, precision threading, and use in hydraulic and pneumatic systems, reliable sealing depends on applying appropriate torque—enough to compress the fitting and form a leak‑free joint without overstressing the carbon steel or thread. For safe, repeatable results follow these practical steps: - Use manufacturer’s torque recommendations for the matching S or SF spigot fitting if available. - If no value is provided, apply standard torque charts for carbon steel nuts of the same thread size and class as a starting point, then verify with pressure testing. - Tighten incrementally and uniformly; avoid sudden full‑force turns. - After initial assembly, perform a pressure/leak test and recheck torque after the system reaches operating pressure and temperature. - Replace nuts showing thread damage, galling, or corrosion; use appropriate thread lubricant or anti‑seize only if permitted by the fitting specifications. When critical sealing performance is required, consult the fitting supplier or an engineer for specific torque settings tailored to the exact thread size, coating, and application.

A nut for spigot S and SF, steel carbon, type UM

All products, Low-pressure fittings and adapters/

Additional information

A nut type UM with thread metric or BSP, close for DIN 3870, for spigot type S and SF. Material: steel carbon, galvanized.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
EC-105510	Nut UM 5 / M10x1	-	-	In stock	Enquiry
EC-105512	Nut UM 6 / M12x1.5	-	-	In stock	Enquiry
EC-105514	Nut UM 8 / M14x1.5	-	-	In stock	Enquiry
EC-105516	Nut UM 10 / M16x1.5	-	-	In stock	Enquiry
EC-105518	Nut UM 12 / M18x1.5	-	-	In stock	Enquiry
EC-105522	Nut UM 15 / M22x1.5	-	-	In stock	Enquiry
EC-105526	Nut UM 18 / M26x1.5	-	-	In stock	Enquiry
EC-105605	Nut UM 5 / BSP 1/8"	-	-	In stock	Enquiry
EC-105606	Nut UM 6 / BSP 1/4"	-	-	In stock	Enquiry
EC-105608	Nut UM 8 / BSP 1/4"	-	-	In stock	Enquiry
EC-105609	Nut UM 8 / BSP 1/4" LH (left)	-	-	In stock	Enquiry
EC-105610	Nut UM 10 / BSP 3/8"	-	-	In stock	Enquiry
EC-105611	Nut UM 10 / BSP 3/8" LH (left)	-	-	In stock	Enquiry
EC-105612	Nut UM 12 / BSP 1/2"	-	-	In stock	Enquiry
EC-105620	Nut UM 20 / BSP 3/4"	-	-	In stock	Enquiry