UNO O-RING – SEAL FOR UN/UNF STRAIGHT THREADS
- Replacement O-Ring for hydraulic fittings with UN/UNF (UNO) threads
- Provides primary elastomer seal in O-ring Boss (ORB) connections
- Critical for leak-free performance in port fittings and male adaptors
- Manufactured from high-grade Nitrile (NBR) or Viton for fluid compatibility
- Meets SAE J514 and ISO 11926 standards
COMMON APPLICATIONS:
- Sealing UN/UNF (ORB) male fittings into ports or valves
- Used on hydraulic cylinders, manifolds, and valve blocks
- Field replacement for worn or damaged O-Rings in UNO adaptors
- Essential part of hose assembly and hydraulic repair kits
COMMONLY FOUND ON (AND MORE):
UNO (UN/UNF – SAE J514 O-Ring Boss)
- Brands: John Deere, Bobcat, Skyjack, Genie, Case IH and more
- Use: Seals the male thread into a port cavity using elastomer compression
Need help selecting the correct size or kit? Contact our team for expert guidance, volume pricing, or to request a custom O-Ring kit for your machinery.
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