Details
ORM O-Ring 0250-40, NBR - 25mm ID x 4mm Thick
A standard NBR (nitrile) O-ring, 4.0 mm cross-section with a 25.00 mm internal diameter, a common size used throughout espresso machine group seals, valve bodies, and fittings.
SPECIFICATIONS
- 4.0 mm thickness
- 25.00 mm internal diameter
- NBR (nitrile rubber) compound
COMPATIBILITY
- Works with: group heads, valves, and fittings sized for this O-ring, check your machine's exploded parts diagram for this dimension before ordering
INSTALLATION
Simple DIY replacement, lightly lubricate with food-safe silicone grease before seating to ease installation and extend seal life.
PRO TIPS
- NBR is a solid all-around choice for water-side seals, but if the O-ring sits near direct steam or sustained high heat, check whether your machine calls for a silicone or EPDM equivalent instead, NBR degrades faster under prolonged heat exposure.
Customer Reviews
Attention CA Residents: Prop 65 Warning
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.