Product Description
Tapered Roller Bearing (Cup) OD: 1.781 inch or 45.21MM; ID: 0.750 inch or 19.05MM
Frequently Asked Questions
Q: What are the specifications for the LL 11910 tapered roller bearing cup?
A: The LL 11910 is a tapered roller bearing cup with an outer diameter of 1.781 inches (45.21 millimeters) and an inner diameter of 0.750 inches (19.05 millimeters). It serves as the outer race in tapered bearing assemblies for material handling equipment.
Q: Which pallet jack and forklift brands use the LL 11910 bearing cup?
A: The LL 11910 bearing cup dimensions are common across multiple OEM manufacturers including Crown, Toyota, Raymond, and other industrial truck brands. Verify the exact bearing size and load rating for your equipment before ordering to ensure proper fitment and performance.
Q: Can the LL 11910 be used with any tapered roller bearing cone?
A: No, the LL 11910 cup must be paired with a matching tapered roller bearing cone designed for the same bore and pitch diameter. Using mismatched cup and cone sets results in improper load distribution and premature bearing failure. Always replace cups and cones as matched sets.
Q: How do I know when the LL 11910 bearing cup requires replacement?
A: Replace the LL 11910 when you observe wheel noise, rough rotation, lateral movement in the wheel, or visible spalling and pitting on the inner race surface. Continued operation with a worn bearing cup causes cone damage and catastrophic failure.
Q: What is the material composition of the LL 11910 bearing cup?
A: The LL 11910 is a chrome steel tapered roller bearing cup designed for industrial material handling loads. Chrome steel construction provides durability, fatigue resistance, and extended service life under repetitive loading conditions common in warehouse and manufacturing environments.