Is the FERRARI type F.3 lever connector O-ring gasket made of SBR/NR suitable for fuel and oil exposure?

Short answer: No . the FERRARI type F.3 lever connector O-ring gasket made of SBR/NR is not generally suitable for continuous exposure to fuels and many oils. Explanation: SBR/NR (styrene-butadiene rubber blended with natural rubber) offers good abrasion resistance and general-purpose sealing properties, but it has poor chemical resistance to hydrocarbons. SBR and natural rubber swell, soften, and can degrade when exposed to gasoline, diesel, and many mineral-based oils and solvents. For fuel and engine oil applications, elastomers such as NBR (nitrile rubber), FKM/Viton, or specially formulated HNBR are typically recommended because they resist swelling, hardening, and loss of sealing properties in hydrocarbon environments. Implication for FERRARI type F.3 lever connector: If the connector will see fuel or prolonged oil contact (static sealing or dynamic exposure), replace the SBR/NR O-ring with a fuel/oil-compatible material (NBR, HNBR, or FKM) rated for the specific fluid and temperature range. If exposure is only incidental, short-term and low-temperature, SBR/NR might function temporarily, but long-term reliability is not guaranteed.

Can the FERRARI type F.3 lever connector O-ring gasket (SBR/NR) withstand automotive temperature ranges?

The FERRARI type F.3 lever connector O-ring gasket made of SBR/NR offers basic sealing and good abrasion resistance but has limited temperature tolerance compared with automotive-grade elastomers. Typical SBR/NR performs well roughly from -40Â°C up to about +80Â°C to +100Â°C; prolonged exposure above ~100Â°C accelerates degradation, hardening and loss of elasticity, while exposure below -40Â°C can cause hardening and loss of sealing performance. For critical automotive applications subject to higher under-hood temperatures, oil/chemical exposure or long-term durability requirements, a higher-performance material (e.g., NBR, HNBR, FKM) is generally recommended. If operating temperatures stay within the SBR/NR range and chemical compatibility is acceptable, the FERRARI type F.3 SBR/NR O-ring gasket can be used.

Does the FERRARI type F.3 lever connector o-ring gasket (SBR/NR) comply with automotive chemical resistance standards?

Probably not fully. Explanation: SBR/NR (styrene-butadiene rubber blended with natural rubber) offers good abrasion resistance and resilience, but it has limited resistance to many automotive chemicals commonly specified in automotive standards (fuels, oils, hydraulic fluids, solvents and some greases). Typical automotive chemical-resistance expectations (e.g., resistance to engine oils, transmission fluids, brake fluids, fuels, antifreeze/ethylene glycol, de-icing fluids, and long-term exposure to hydrocarbons and aromatic solvents) are better met by elastomers such as NBR (nitrile), HNBR, FKM (Viton), EPDM (for coolants and brake fluids), or specific fluoroelastomers. Given the description only states: O-ring seal, type F.3, designed for the FERRARI connector socket. Material: SBR/NR rubber. there is no data on compound formulation, hardness, temperature range, or validated chemical test results. Without certified test data demonstrating compliance with relevant automotive chemical-resistance standards, you cannot assume compliance. If the application involves exposure to fuels, engine/transmission oils, solvents, brake fluids, or long-term hydrocarbon exposure, SBR/NR is generally not the recommended material. Recommendation: Request the supplierâs chemical-resistance test reports or material datasheet showing compliance with the specific automotive standard(s) you require (specify fluids, temperatures, and standards like ISO, SAE, or OEM specs). If they cannot provide proof, consider replacing the FERRARI type F.3 lever connector o-ring gasket SBR/NR with a material specified for the required chemical exposures (e.g., NBR/HNBR/FKM/EPDM as appropriate).

O-ring lever coupling FERRARI, SBR/NR, type F.3

All products, Lever couplings/

Additional information

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

An O-ring gasket, type F.3, for a FERRARI coupling socket. Material: rubber SBR/NR.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
OM-F3-048	Gasket coupling FERRARI 48 mm, NR/SBR	-	-	In stock	Enquiry
OM-F3-060	Gasket coupling FERRARI 60 mm, NR/SBR	-	-	In stock	Enquiry
OM-F3-080	Gasket coupling FERRARI 80 mm (104.5x11.8), NR/SBR	-	-	In stock	Enquiry
OM-F3-100	Gasket coupling FERRARI 100 mm (123x11.8), NR/SBR	-	-	In stock	Enquiry
OM-F3-120	Gasket coupling FERRARI 120 mm (141x15.2), NR/SBR	-	-	In stock	Enquiry
OM-F3-150	Gasket coupling FERRARI 150 mm (174x15.0), NR/SBR	-	-	In stock	Enquiry