617/612 Bearing – 1-7/8” Bore Inch Taper Roller Bearing

617/612 Bearing Information:

Bore (d): 47.625 mm/ 1 7/8 inch
Outer Diameter (D): 120.650 mm/ 4.75 inch
Cone Width (B): 41.275 mm/ 1.625 inch
Total Width (T): 41.275 mm/ 1.625 inch
Mass: 2.30kg
Cone Number: 617
Cup Number: 612
Enclosure: without
Cage: pressed steel
Number of Row: single
Strucuture: taper roller bearing
Relubricate Holes: without
Lubrication: grease or oil
Precision Rating: ABEC 1/ P0
HS Code: 8482200090

FAQ:

Question 1: What type of bearing is 617-612?
Answer: It is a single-row tapered roller bearing. Its tapered design allows it to handle combined loads and provide stable performance under demanding operating conditions.

Question 2: Can I replace only the cone or cup?
Answer: It is usually recommended to replace the 617 cone and 612 cup together as a matched set to ensure proper fit, load distribution, and reliable performance.

Question 3: Does this taper roller bearing 617 / 612 require lubrication?
Answer: Yes. This bearing requires proper lubrication to reduce friction, prevent wear, lower operating temperature, and extend service life.