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EK

Fixed Side-Square Type
(Inner Diameter: 4 - 20 mm)
The Support Unit is compactly designed to accommodate the space in the installation site. As the bearing is provided with an appropriately adjusted preload, the Support Unit can be assembled with a Ball Screw unit with no further machining.
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Days to Ship Clear
For Shaft O.D. (mm) Clear
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In stock
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*Please contact THK if you need more than available quantity or out of stock items
Attributes Part Number Unit Price Quantity Days to Ship Item Total
For Shaft O.D. (mm): 4
EK4
Days to Ship: 2 - 3 weeks*
For Shaft O.D. (mm): 5
EK5
Days to Ship: 2 - 3 weeks*
For Shaft O.D. (mm): 6
EK6
Days to Ship: 2 - 3 weeks*
For Shaft O.D. (mm): 8
EK8
Days to Ship: 1 - 3 days
For Shaft O.D. (mm): 10
EK10
Days to Ship: 1 - 3 days
For Shaft O.D. (mm): 12
EK12
Days to Ship: 1 - 3 days
For Shaft O.D. (mm): 15
EK15
Days to Ship: 2 - 3 weeks*
For Shaft O.D. (mm): 20
EK20
Days to Ship: 2 - 3 weeks*
Included items EK4-EK8
Item No. Item name Qty
Housing 1
Bearing 1 set
Set nut 1
Collar 2
Seal 1
Lock Nut 1
Hexagonal socket head set screw(with set piece) 1
Model No. Bearingjournaldiameterd L L1 L2 L3 B H b±0.02 h1±0.02 B1 H1 P d1 d2 h M T Bearingused Basic load rating Mass
Axial direction
Dynamic
Ca
Static permissible Rigidity
mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm kN kN N/µm kg
EK44155.517.5334191710187264.5M2.610AC4‑12 (DF P5)0.931.1270.06
EK5516.55.518.53.536211811208284.5M2.611AC5‑14 (DF P5)11.24290.08
EK66205.5223.5422521131820305.59.511M312AC6‑16 (DF P5)1.381.76350.14
EK88237264523226172526386.61112M31479M8A (DF P5)2.932.15490.24
Included items EK10-EK20
Item No. Item name Qty
Housing 1
Bearing 1 set
Holding lid 1
Collar 2
Seal 2
Lock Nut 1
Hexagonal socket head set screw(with set piece) 1
Model No. Bearingjournaldiameterd L L1 L2 L3 B H b±0.02 h1±0.02 B1 H1 P d1 d2 h M T Bearingused Basic load rating Mass
Axial direction
Dynamic
Ca
Static permissible Rigidity
mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm kN kN N/µm kg
EK101024629.56704335253624529M3167000 equivalent (DF P5)6.083.1650.46
EK121224629.56704335253624529M3197001 equivalent (DF P5)6.663.25880.44
EK15152563658049403041256011M3227002 equivalent (DF P5)7.641000.55
EK202042105010955847.53056257511M4307004 equivalent (DF P5)17.99.51701.35
For more detailed specifications, please download the Product Catalog with the link in the Downloads section on this page.
Model Size
EK 4
EK 4
  5
  6
  8
  10
  12
  15
  20