Product parameters

Bearing Information

• Part Number 54308
• Seat Washer U308
• Bearing TypeAxial
• ConstructionSingle Row

Overall Dimensions

• Dimension mm 30*78*54.1
• Bore Dia (d) 30mm
• Outer Dia (D) 78mm
• Width(T) 54.1mm
• Bearing height including seat washer(T1) 59mm
• Inner diameter housing washer(D1) 42mm
• Inner diameter sphered seat washer(D2) 60mm
• Outside diameter sphered housing washer(D3) 82mm
• Shaft washer height(B) 12mm
• Sphered housing washer height(b) 8.5mm
• Sphered housing washer radius(R) 64mm
• Housing washer sphere centre height(A) 23.5mm
• Weight  1.17kg

Load Rating & Rotate Speed

• Dynamic Load Rating (Cr) 61KN
• Static Load Rating (Cor) 120KN
• Reference speed 2200rpm
• Limiting speed 3000rpm

Other parameters

• Ring Material52100 Chrome steel
• Ball Material52100 Chrome steel
• Cage MaterialStamped Steel Cage
• LubricationRequired
• Temperature Range-30° to 120 ℃
• Accuracy grade P0/P6
• Quality ControlISO 9001