Is the NBR Coupling Gasket Compliant with BS 4825-5 suitable for food and pharmaceutical processes and resistant to oils, fats, and common process fluids?

Yes. The NBR Coupling Gasket Compliant with BS 4825-5 is suitable for food and pharmaceutical processes and is resistant to oils, fats, and common process fluids. Made from high-quality NBR and manufactured to BS 4825-5 hygienic RJT joint standards, it provides secure, reliable sealing with a hygienic design that supports strict cleanliness requirements. Its operating range of -30°C to +100°C ensures performance in chilled and heated systems, and its robust construction offers long service life and consistent process integrity, making it well suited for food, beverage, and pharmaceutical applications.

Can the NBR Coupling Gasket Compliant with BS 4825-5 be used in CIP/SIP cleaning cycles without degrading its sealing performance?

NBR Coupling Gasket Compliant with BS 4825-5 Format can generally be used in CIP/SIP cleaning cycles without degrading its sealing performance, provided cleaning parameters remain within its material limits. Manufactured from high-quality NBR and compliant with BS 4825-5, this hygienic RJT gasket resists oils, fats and many process fluids and is designed for hygienic environments. Its operating temperature range of -30°C to +100°C covers typical CIP cycles and many lower-temperature SIP procedures. The robust construction and hygienic design support long service life and maintain cleanliness. However, full compatibility depends on specific CIP/SIP conditions: cleaning agent chemistry (strong oxidizers like peracetic acid or high-concentration caustics can attack NBR), exposure concentration, temperature (SIP steam temperatures often exceed 100°C), and duration. For aggressive oxidizing agents, prolonged high temperatures or steam sterilization above +100°C, consider alternative elastomers (e.g., EPDM or FKM) or verify with manufacturer data. For standard CIP with alkaline or caustic cleaners at temperatures up to 100°C and normal cycle times, the gasket should maintain sealing performance.

Gasket coupling acc. to BS 4825-5, NBR

All products, Hygienic stainless steel couplings/

Additional information

Maximum operating temperature [°C]	100
Minimum operating temperature [°C]	-30

A gasket for a hygienic coupling RJT acc. to BS 4825-5. Operating temperature: od -30°C up to +100°C. Material: NBR.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
NH-RUN-025	Gasket RJT 1", NBR	-	-	In stock	Enquiry
NH-RUN-040	Gasket RJT 1.1/2", NBR	-	-	In stock	Enquiry
NH-RUN-050	Gasket RJT 2", NBR	-	-	In stock	Enquiry
NH-RUN-065	Gasket RJT 2.1/2", NBR	-	-	In stock	Enquiry
NH-RUN-075	Gasket RJT 3", NBR	-	-	In stock	Enquiry
NH-RUN-100	Gasket RJT 4", NBR	-	-	In stock	Enquiry