Jiangsu Wanda Special Bearing Co., Ltd.,
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Wholesale OEM/ODM WDC-011-xx-x Four-point contact slewing ring with external gear

Home / Product / Slewing Bearings / WDC-011-xx-x Four-point contact slewing ring with external gear

WDC-011-xx-x Four-point contact slewing ring with external gear

Installation tips for slewing bearings:
1. The size of the bolts used shall conform to the provisions of GB/T 5782- -2016 and GB/T 5783- -2016, and their strength grade shall not be lower than Grade 8.8 specified in GB/T 3098.1-2010, and the appropriate strength grade shall be selected according to the bearing force.
2. The size of the nut shall conform to the provisions of GB/T 6170- 2000 and GB/T 6175- -2000, and its mechanical properties shall conform to the provisions of GBT 3098.2- -2015.
3. The bolt tightening method shall ensure a certain pre-tightening force according to the regulations involved in the main engine. Unless otherwise specified, the general pre-tightening force shall be 0.7 times the yield limit of the bolt. Allow a little oil on the threads when tightening. See Table 3 for pre-tightening torque or pre-tightening force.
4. The size of the washer shall conform to GB/T 97.1-2002 and GB/T 97.2-2002 and shall be quenched and tempered at the same time. Spring washer shall not be used.
5. Bolt clamping length LK≥5d (bolt diameter).

Installation tips for slewing bearings:
The mounting bracket shall also have good rigidity. Under the maximum allowable load, the deflection deformation shall be controlled within the range specified in the following table.
Roll center circle diameter D(mm) Maximum deflection in the plane of the support Amax(mm)
~1000 0.6
>1000~1500 0.8
>1500~2000 1
>2000~2500 1.3
>2500~3000 1.6
>3000~3500 2
>3500~4000 2.5
>24000~4500 3
>4500~5000 3.6
>5000~5500 4.2
>5500~6000 4.8
>6000~7000 5.8
>7000~8000 7

The bolt hole of the mounting bracket shall be machined according to the intermediate precision of GB/T 5277- 1985 and aligned with the mounting hole of the slewing bearing.
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Bearing No. Dimension(mm) Weight (kg) Ref. No.
d d1 d2 D D1 C H B B1 N-M N1-M1 De m z k.m G
WDC-011-0093-02 50 68 52 H9 150 118 20 25 20 5 8-Φ8.5 8-Φ8.5 145 2.5 58 0 1-M6*1 2 011.10.0093.A
WDC-011-0140-01 85 115 90 H9 200 165 20 25 20 5 8-Φ65 8-Φ6.5 196 2 98 0 1-M6*1 12.9 011.10.0140.A
WDC-011-0235-01 171 195 173 H8 318.6 275 35 40 35 6 12-Φ13 12-Φ13 312 4 78 0.7 2-Rc1/8 12.9 011.16.0235.A
WDC-011-0289-01 210 240 212H9 379 335 40 45 40 10 24-Φ13.5 (24-1)-Φ13.5 372 4 92 0.5 2-M10*1 20 01-0289-06
WDC-011-0342-01 265 295 267H9 440 390 44 50 44 10 16-Φ17.5 16-Φ17.5 432 4.5 95 0.5 2-M10*1 28 01-0342-00
WDC-011-0422-01 323 368 324 H9 529 476 50 54 50 10 20-Φ17.5 20-Φ17.5 520 5 103 0.5 2-M10*1 46 01-0422-01
WDC-011-0555-01 455 490 460 H9 689 620 64 74 64 10 30-Φ17.5 (30-1)-Φ17.5 678 6 112 0.5 3-M10*1 89 01-0555-01
WDC-011-0626-01 516 560 520 H9 774 692 72 82 66 10 24-Φ22 24-Φ22 760 8 94 1 3-M10*1 120 01-0626-00
WDC-011-0880-01 770 815 775H9 1022 945 72 82 66 10 36-Φ22 36-Φ22 1008 8 125 1 4-M10*1 161 01-0880-00
WDC-011-0947-01 833 880 835H9 1094 1015 72 82 66 10 36-Φ22 36-Φ22 1080 8 134 1 4-M10*1 181 01-0947-00
WDC-011-1050-01 930 975 935  H⁹ 1218 1125 88 98 80 10 40-Φ22 40-Φ22 1200 10 119 1 4-M10*1 280 01-1050-00
WDC-011-1180-01 1045 1100 1050 H9 1358 1260 88 98 80 10 40-Φ26 40-Φ26 1340 10 133 1 4-M10*1 328 01-1180-00
WDC-011-1295-01 1200 1236 1202 H9 1431 1354 54 63 54 10 24-Φ17.5 24-Φ17.5 1416 8 177 0.5 4-M10*1 183 01-1295-01

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About Us
Jiangsu Wanda Special Bearing Co., Ltd.,
Jiangsu Wanda Special Bearing Co., Ltd.,
Jiangsu Wanda Special Bearing Co., Ltd. is a national high-tech enterprise and was formerly known as the state-owned Rugao Bearing Factory. Jiangsu Wanda Special Bearing Co., Ltd. is wholesale OEM/ODM WDC-011-xx-x Four-point contact slewing ring with external gear suppliers and WDC-011-xx-x Four-point contact slewing ring with external gear factory. The company was founded in 1969 and transformed into a private enterprise in 2001. It has a history of more than 50 years of professional research and development, manufacturing and sale of bearings. It was the country's first designated manufacturer of mast guideand chain roller bearings. the lead company in the drafting of JB/T7360 technical standards and one of the country's first batch of specialized new "Little Giant" enterprises.
Certificate Of Honor
  • 2019 Production Excellence Award
  • 2016 Production Excellence Award
  • 2012 Production Excellence Award
  • Excellent Supplier
  • Excellent Supplier
  • Excellent Supplier
  • Golden Power Award
  • Excellent Supplier Of Ancillary Parts
  • National Manufacturing Single Champion Demonstration Enterprises (Products)
  • Small Giant Enterprises in Jiangsu Province
  • National Bearing Industry
  • National Bearing Industry
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