• THK BNK0608-3 Finished-Shaft Ball Screw (Shaft 6 mm, Lead 8 mm)
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THK BNK0608-3 Finished-Shaft Ball Screw (Shaft 6 mm, Lead 8 mm)

THK BNK0608-3 Finished-Shaft Ball Screw (Shaft 6 mm, Lead 8 mm)

THK BNK0608-3 precision ball screw with standardized, finished shaft ends ready to mount in THK support units (shaft 6 mm, lead 8 mm).

Key features

  • Screw shaft ends pre-machined to fit THK EK/FK/BK and EF/FF/BF support units
  • Compact nut and shaft for space-saving, high-accuracy feed units
  • Every standard stroke/length/accuracy combination is a ready-to-order full model number
  • Accuracy grades C3/C5/C7 with matching axial clearance (G0, GT, G2) as printed
  • Fixed-supported mounting (BNK0401/0501/0601: fixed-free) in-line with motor

Specifications

Series BNK (finished shaft end, standard stock)
Shaft diameter 6 mm
Lead 8 mm
Seal None (seal-less nut)
Shaft end Finished for THK support units (code suffix Y)
Support units EK5/FK5
Source THK General Catalog Ball Screw (Korean ed. 515-2K), p. A15-128-129, A15-120-121
BNK0608-3GT+130LC5Y Stroke: 70 mm | Shaft length: 130 mm | Accuracy: C5 | Clearance: GT (0.005 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN
BNK0608-3G2+130LC7Y Stroke: 70 mm | Shaft length: 130 mm | Accuracy: C7 | Clearance: G2 (0.02 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN
BNK0608-3GT+160LC5Y Stroke: 100 mm | Shaft length: 160 mm | Accuracy: C5 | Clearance: GT (0.005 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN
BNK0608-3G2+160LC7Y Stroke: 100 mm | Shaft length: 160 mm | Accuracy: C7 | Clearance: G2 (0.02 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN
Ball ScrewsTHK
4 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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THK BNK0608-3 Finished-Shaft Ball Screw (Shaft 6 mm, Lead 8 mm)

Brand THK·Ball Screws

Available part numbers (4)

BNK0608-3GT+130LC5Y, BNK0608-3G2+130LC7Y, BNK0608-3GT+160LC5Y, BNK0608-3G2+160LC7Y

How to order

Send the THK 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
BNK0608-3GT+130LC5YStroke: 70 mm | Shaft length: 130 mm | Accuracy: C5 | Clearance: GT (0.005 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN
BNK0608-3G2+130LC7YStroke: 70 mm | Shaft length: 130 mm | Accuracy: C7 | Clearance: G2 (0.02 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN
BNK0608-3GT+160LC5YStroke: 100 mm | Shaft length: 160 mm | Accuracy: C5 | Clearance: GT (0.005 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN
BNK0608-3G2+160LC7YStroke: 100 mm | Shaft length: 160 mm | Accuracy: C7 | Clearance: G2 (0.02 mm or less) | Load rating: Ca 1.32 / C0a 2.18 kN

Need a different model, or a part not listed here? Send us your parts list →

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