• WBC SST / SST-DSG Miniature Thrust Ball Bearings
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WBC SST / SST-DSG Miniature Thrust Ball Bearings

WBC SST / SST-DSG Miniature Thrust Ball Bearings

WBC SST and SST-DSG miniature thrust ball bearings for small axial loads, with ball size and ball count listed per bearing.

Key features

  • SST type: flat washers with ball complement
  • SST-DSG type: grooved washers (D/D1, d/d1 listed)
  • Bore from 2 mm (SST-620) to 10 mm; inch SST-xxxDSG sizes
  • Ball size and quantity listed for each bearing
  • Load ratings in kgf

Specifications

Brand WBC
Manufacturer Wonil Bearing Industry Co., Ltd.
Bearing type Miniature thrust ball bearing
Load ratings kgf
Units mm
Source WBC (Wonil Bearing) Thrust Bearing General Catalogue, p. 32-33
SST-620 d: 2 mm | D: 6 mm | H: 3 mm | Ball: 1.0mm x 6 | C: 16 kgf | Co: 30 kgf
SST-725 d: 2.5 mm | D: 7 mm | H: 3.5 mm | Ball: 1.5mm x 6 | C: 22 kgf | Co: 42 kgf
SST-830 d: 3 mm | D: 8 mm | H: 3.5 mm | Ball: 1.5mm x 7 | C: 25 kgf | Co: 49 kgf
SST-940 d: 4 mm | D: 9 mm | H: 4 mm | Ball: 1.6mm x 8 | C: 27 kgf | Co: 56 kgf
SST-1040 d: 4 mm | D: 10 mm | H: 4.5 mm | Ball: 2.1mm x 7 | C: 69 kgf | Co: 154 kgf
SST-1150 d: 5 mm | D: 11 mm | H: 4.5 mm | Ball: 2.1mm x 8 | C: 76 kgf | Co: 176 kgf
SST-1260 d: 6 mm | D: 12 mm | H: 4.5 mm | Ball: 2.1mm x 9 | C: 82 kgf | Co: 198 kgf
SST-1570 d: 7 mm | D: 15 mm | H: 5 mm | Ball: 3.0mm x 8 | C: 144 kgf | Co: 360 kgf
SST-1680 d: 8 mm | D: 16 mm | H: 5 mm | Ball: 3.0mm x 9 | C: 156 kgf | Co: 405 kgf
SST-1790 d: 9 mm | D: 17 mm | H: 5 mm | Ball: 3.0mm x 10 | C: 167 kgf | Co: 450 kgf
SST-1810 d: 10 mm | D: 18 mm | H: 5.5 mm | Ball: 2.5mm x 12 | C: 136 kgf | Co: 375 kgf
SST-830DSG d: 3 mm | D: 8 mm | H: 3.5 mm | Ball: 2.0mm x 7 | C: 63 kgf | Co: 140 kgf
SST-1040DSG d: 4 mm | D: 10 mm | H: 4.5 mm | Ball: 2.0mm x 8 | C: 69 kgf | Co: 160 kgf
SST-1050DSG d: 5 mm | D: 10 mm | H: 4 mm | Ball: 2.0mm x 9 | C: 75 kgf | Co: 180 kgf
SST-1260DSG d: 6 mm | D: 12 mm | H: 4.5 mm | Ball: 2.1mm x 9 | C: 82 kgf | Co: 198 kgf
SST-1570DSG d: 7 mm | D: 15 mm | H: 5.5 mm | Ball: 3/32 x 9 | C: 103 kgf | Co: 255 kgf
SST-1680DSG d: 8 mm | D: 16 mm | H: 5 mm | Ball: 3.0mm x 9 | C: 156 kgf | Co: 405 kgf
SST-1790DSG d: 9 mm | D: 17 mm | H: 5 mm | Ball: 3.0mm x 9 | C: 156 kgf | Co: 405 kgf
SST-1810DSG d: 10 mm | D: 18 mm | H: 5.5 mm | Ball: 1/8 x 12 | C: 209 kgf | Co: 604 kgf
SST-418DSG d: 2.3800 mm | D: 6.3500 mm | H: 2.3800 mm | Ball: 3/64 x 8 | C: 27 kgf | Co: 56 kgf
SST-518DSG d: 3.1750 mm | D: 7.9375 mm | H: 3.1750 mm | Ball: 1/16 x 8 | C: 45 kgf | Co: 100 kgf
SST-632DSG d: 4.7625 mm | D: 9.5250 mm | H: 3.8100 mm | Ball: 1/16 x 8 | C: 45 kgf | Co: 100 kgf
SST-718DSG d: 3.1750 mm | D: 11.112 mm | H: 4.7625 mm | Ball: 3/32 x 6 | C: 78 kgf | Co: 170 kgf
Thrust BearingsWBC
23 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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WBC SST / SST-DSG Miniature Thrust Ball Bearings

Brand WBC·Thrust Bearings

Available part numbers (23)

SST-620, SST-725, SST-830, SST-940, SST-1040, SST-1150, SST-1260, SST-1570, SST-1680, SST-1790 + 13 more — see full table ↓

How to order

Send the WBC part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
SST-620d: 2 mm | D: 6 mm | H: 3 mm | Ball: 1.0mm x 6 | C: 16 kgf | Co: 30 kgf
SST-725d: 2.5 mm | D: 7 mm | H: 3.5 mm | Ball: 1.5mm x 6 | C: 22 kgf | Co: 42 kgf
SST-830d: 3 mm | D: 8 mm | H: 3.5 mm | Ball: 1.5mm x 7 | C: 25 kgf | Co: 49 kgf
SST-940d: 4 mm | D: 9 mm | H: 4 mm | Ball: 1.6mm x 8 | C: 27 kgf | Co: 56 kgf
SST-1040d: 4 mm | D: 10 mm | H: 4.5 mm | Ball: 2.1mm x 7 | C: 69 kgf | Co: 154 kgf
SST-1150d: 5 mm | D: 11 mm | H: 4.5 mm | Ball: 2.1mm x 8 | C: 76 kgf | Co: 176 kgf
SST-1260d: 6 mm | D: 12 mm | H: 4.5 mm | Ball: 2.1mm x 9 | C: 82 kgf | Co: 198 kgf
SST-1570d: 7 mm | D: 15 mm | H: 5 mm | Ball: 3.0mm x 8 | C: 144 kgf | Co: 360 kgf
SST-1680d: 8 mm | D: 16 mm | H: 5 mm | Ball: 3.0mm x 9 | C: 156 kgf | Co: 405 kgf
SST-1790d: 9 mm | D: 17 mm | H: 5 mm | Ball: 3.0mm x 10 | C: 167 kgf | Co: 450 kgf
SST-1810d: 10 mm | D: 18 mm | H: 5.5 mm | Ball: 2.5mm x 12 | C: 136 kgf | Co: 375 kgf
SST-830DSGd: 3 mm | D: 8 mm | H: 3.5 mm | Ball: 2.0mm x 7 | C: 63 kgf | Co: 140 kgf
SST-1040DSGd: 4 mm | D: 10 mm | H: 4.5 mm | Ball: 2.0mm x 8 | C: 69 kgf | Co: 160 kgf
SST-1050DSGd: 5 mm | D: 10 mm | H: 4 mm | Ball: 2.0mm x 9 | C: 75 kgf | Co: 180 kgf
SST-1260DSGd: 6 mm | D: 12 mm | H: 4.5 mm | Ball: 2.1mm x 9 | C: 82 kgf | Co: 198 kgf
SST-1570DSGd: 7 mm | D: 15 mm | H: 5.5 mm | Ball: 3/32 x 9 | C: 103 kgf | Co: 255 kgf
SST-1680DSGd: 8 mm | D: 16 mm | H: 5 mm | Ball: 3.0mm x 9 | C: 156 kgf | Co: 405 kgf
SST-1790DSGd: 9 mm | D: 17 mm | H: 5 mm | Ball: 3.0mm x 9 | C: 156 kgf | Co: 405 kgf
SST-1810DSGd: 10 mm | D: 18 mm | H: 5.5 mm | Ball: 1/8 x 12 | C: 209 kgf | Co: 604 kgf
SST-418DSGd: 2.3800 mm | D: 6.3500 mm | H: 2.3800 mm | Ball: 3/64 x 8 | C: 27 kgf | Co: 56 kgf
SST-518DSGd: 3.1750 mm | D: 7.9375 mm | H: 3.1750 mm | Ball: 1/16 x 8 | C: 45 kgf | Co: 100 kgf
SST-632DSGd: 4.7625 mm | D: 9.5250 mm | H: 3.8100 mm | Ball: 1/16 x 8 | C: 45 kgf | Co: 100 kgf
SST-718DSGd: 3.1750 mm | D: 11.112 mm | H: 4.7625 mm | Ball: 3/32 x 6 | C: 78 kgf | Co: 170 kgf

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