MOOG Greaseable Premium 331 U-joint
Backed by superior materials and rigorous testing, MOOG Heavy Duty universal joints deliver reliable performance you can count on. MOOG problem-solving innovations ensure fast, hassle-free installation.
BUILT TO LAST — Rugged design specifically engineered for fleets, off-highway and commercial vehicles
STRONG AND DURABLE — Bearing cups are cold-formed, case-hardened and precision ground for strength and durability
KEEPS DIRT OUT — Abrasion-resistant nitrile seals provide ideal grease retention and protection from under-vehicle contaminants
GREASEABLE DESIGN — Drilled and tapped grease fitting holes for easy servicing and cross trunnions with large grease reservoirs with radial grease channels for grease distribution
INHIBITS PREMATURE WEAR — Cross trunnions ground to a 15-25 RMS finish for a smooth surface free of microscopic grooves that can cause premature wear
RELIABLE PERFORMANCE — Internal anti-drainback valve integrated into thrust washer controls lubrication flow and prevents dry startup
RIGOROUS TESTING — Comprehensive testing throughout design and development processes by MOOG engineers for quality you can count on
