NTN
NTN 30311 Round Bore Tapered Roller Bearing, 55 mm Dia Bore, 120 mm OD, 31.5 mm W, 179000 N Load
30311-NTN
MFG #: 30311
$183.43
/ EA
Non-Stock Item
- Bearing Material: Case Carburized Steel
- Bore Diameter: 55 mm
- Closure Type: Open
- Country of Origin: JP
- Load Capacity: 179000 N
- Manufacturer Name: NTN
- Maximum Speed: 3300 rpm Grease/4400 rpm Oil
- Outside Diameter: 120 mm
- Temperature Rating: -40 to 120 deg C
- Type: Round Bore
- Width: 31.5 mm
Tapered roller bearings utilize conical rollers and raceways, arranged so that the rollers and raceways meet at a common apex. The rollers are guided by contact between the large end of the roller and a rib on the inner ring. This provides high capacity for radial and single thrust loads.
- Standards
- Item Features
- Application
AAIA|ABMA|AEM|BSA|JIS B 1514|PTDA
- Class 0 precision rating
- Without oil hole
- 155000 N dynamic/179000 N static
Construction, Wind Energy, Metals Manufacturing, Mining, Food and Beverage, Precision and Machine Tools