Is the Gasket for BAUER Lever Connector, NR/SBR, Type B.3 compatible with chemical-based hydraulic fluids and oils?

Gasket for BAUER Lever Connector, NR/SBR, Type B.3 is made of NR/SBR rubber, which offers good elasticity, wear and abrasion resistance and reliable sealing between ‑20°C and +50°C. NR/SBR has limited resistance to many chemical-based hydraulic fluids, oils and aggressive chemicals — compatible with some mineral oils and basic hydraulic fluids but can degrade when exposed to petroleum-based oils with additives, synthetic oils, aggressive solvents, acids, ketones or chlorinated hydrocarbons. Therefore: for standard mineral-oil based hydraulic fluids it will often be acceptable, but for synthetic, high-additive or aggressive chemical-based fluids you should verify compatibility with the fluid manufacturer or select a seal material with higher chemical resistance (e.g., NBR, FKM/Viton, EPDM) to avoid swelling, hardening or premature failure. If in doubt, provide the exact fluid specification for confirmation.

Does the Gasket for BAUER Lever Connector, NR/SBR, Type B.3 require special installation tools or torque specifications to ensure a proper leak‑free seal?

Gasket for BAUER Lever Connector, NR/SBR, Type B.3 does not require special installation tools or precise torque specifications for typical fitment. Made from flexible NR/SBR rubber, it is designed to be fitted by hand into the lever coupling socket, relying on its elasticity and correct seating to form a reliable, leak‑free seal. Standard good practice should be followed: inspect the gasket and mating surfaces for damage or debris, lightly lubricate with a compatible lubricant if recommended by the system manufacturer, and ensure the gasket is evenly seated without twisting or pinching. For critical or high‑pressure installations, follow the coupling manufacturer’s instructions—if provided—for any specific torque, clamp force, or tool use. If in doubt, consult the equipment manual or a qualified technician to confirm installation requirements for your application.

Gasket lever coupling BAUER, NR/SBR, B.3

All products, Lever couplings/

Additional information

Maximum operating temperature [°C]	50
Minimum operating temperature [°C]	-20

A BAUER lever coupling socket gasket. Material: NR/SBR. Operating temperature: od -20°C up to +50°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
OM-B3-050	Gasket coupling BAUER 50 mm, NR/SBR	-	-	In stock	Enquiry
OM-B3-076	Gasket coupling BAUER 76 mm, NR/SBR	-	-	In stock	Enquiry
OM-B3-089	Gasket coupling BAUER 89 mm, NR/SBR	-	-	In stock	Enquiry
OM-B3-108	Gasket coupling BAUER 108 mm, NR/SBR	-	-	In stock	Enquiry
OM-B3-133	Gasket coupling BAUER 133 mm, NR/SBR	-	-	In stock	Enquiry
OM-B3-159	Gasket coupling BAUER 159 mm, NR/SBR	-	-	In stock	Enquiry
OM-B3-194	Gasket coupling BAUER 194 mm, NR/SBR	-	-	In stock	Enquiry