• 25 Inch Four-Point Contact 623x820.8x55mm Ball Slewing Ring Bearing - Outside Gear
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25 Inch Four-Point Contact 623x820.8x55mm Ball Slewing Ring Bearing - Outside Gear

25 Inch Four-Point Contact 623x820.8x55mm Ball Slewing Ring Bearing - Outside Gear

$2,706.74 USD
$2,004.99 USD $2,706.74 USD
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Four-Point Contact Ball Slewing Ring Bearing with Outside Gear
✔️ 25" Diameter – 623x820.8x55mm – VXB01120710401

This 25-inch four-point contact slewing ring bearing is built for heavy-duty rotary applications where strength, stability, and space-saving design are essential. With an external gear and deep groove profile, it's commonly used in cranes, rotating platforms, and wind turbines for slow-turning or oscillating motion.

✅ Inner diameter (ID): 623mm
✅ Outer diameter (OD): 820.8mm
✅ Height: 55mm
✅ Gear: External gear
✅ Gear outer pitch diameter (Dp): 762mm
✅ Gear inner pitch diameter (d0): 658mm
✅ Bolt holes: 18 holes (n) – Ø16mm
✅ Bolt hole pitch circle: 711mm (D1), 709mm (d1)
✅ Tooth count (z): 134
✅ Normalizing gear force: 35 kN
✅ Slack quench gear force: 53 kN
✅ Material: Hardened steel
✅ Quantity: 1 bearing
✅ Part No.: VXB01120710401
Item
 Outside Dimensions(mm) Shoulder Dimensions(mm) Physical Dimensions(mm) Gear Parameter Gear Peripheral force
Dp De D d T D0 d0
n
C
M
n1
 d1 D1 B S b m
z
x
ha
 Normalizing (KN) Slack Quench (KN)
VXB01120710401 820.8 820.8 623 55 762 658 24 18 16 4 711 709 46 9 46 6 134 0.5 0.9 35 53


💡 What makes a four-point contact slewing bearing ideal for rotating platforms?
Four-point contact designs can handle axial, radial, and moment loads simultaneously in compact form, making them perfect for slow, heavy-turning mechanisms like cranes and wind turbines. The external gear allows for efficient drive system integration. 

Built for strength, stability, and precision - this slewing bearing delivers smooth 360° rotation under serious weight. Get yours and keep your machinery turning right!

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