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THK SR20SB Original THK Linear Bearing Block

  • Easy maintenance
  • Improved productivity of the machine
  • Substantial energy savings
  • Low total cost
  • Higher accuracy of the machine
  • Higher efficiency in machine design
  • Original THK Products
  • Delivery on 3 days
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THK SR20SB Product Parameters

Parameter Value
Model No. THK SR20SB / SR20SBM
Materials Bearing steel
Availability In stock
Outer dimensions Height M 28 mm (1.10 inches)
Outer dimensions Width W 59 mm (2.32 inches)
Outer dimensions Length L 47.3 mm (1.86 inches)
Block dimensions B 49 mm (1.93 inches)
Block dimensions H 5.5 mm (0.22 inches)
Rail dimensions Pitch F 60 mm (2.36 inches)
Rail dimensions d1xd2xh 6×9.5×8.5 mm (0.24×0.37×0.33 inches)
Basic load rating Dynamic C 13.4 kN (3012.44 lbf)
Basic load rating Static C0 17.2 kN (3866.69 lbf)
LM block size H 5.5 mm (0.22 inches)
LM block size L1 27.8 mm (1.09 inches)
LM block size T 8 mm (0.31 inches)
LM block size T1 9 mm (0.35 inches)
LM block size K 22 mm (0.87 inches)
LM block size N 6 mm (0.24 inches)
LM block size E 12 mm (0.47 inches)
Grease nipple B-M6F
LM rail size Width W1 20 mm (0.79 inches)
LM rail size W2 19.5 mm (0.77 inches)
LM rail size Height M1 15.5 mm (0.61 inches)
LM rail size Length Max (1480 mm) (58.27 inches)
Basic rated load CkN 7.16 kN (1609.68 lbf)
Basic rated load CoKN 14.4 kN (3237.24 lbf)
Static permissible moment MA (single slider) 0.053 kN•m (0.39 lbf•ft)
Static permissible moment MA (double slider close) 0.332 kN•m (2.45 lbf•ft)
Static permissible moment MB (single slider) 0.0329 kN•m (0.24 lbf•ft)
Static permissible moment MB (double slider close) 0.21 kN•m (1.55 lbf•ft)
Static permissible moment MC (single slider) 0.11 kN•m (0.81 lbf•ft)
LM block mass 0.3 kg (0.66 lbs)
LM rail mass 2.1 kg/m (1.41 lbs/ft)
Why we are more
affordablebetterflexible
No MOQ LimitSupport small batch procurement, minimum order quantity 1 piece.
Supply Chain Advantages5%-15% comprehensive cost reduction compared to traditional procurement channels.
Direct Supply From The Brand’s FactoryAll products are shipped directly from the brand’s factory, with no secondary resale, maximize your benefits.

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