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Precision ball screw BNK type (large lead) overall length 1 mm specification, supports shaft edged processing

Precision ball screw BNK type (large lead) overall length 1 mm specification, supports shaft edged processing

]BNK type with shaft tip machining and 1 mm length specification compatibility.
The BNK type is a standardized ball screw unit with a space saving screw shaft and ball screw nut.
The screw shaft is standardized with a support unit for the screw tip terminal. When using a BNK0401, 0501, or 0601 mount shape, screws not set as fixed - free are considered fixed - support, and form a direct structure with the motor.
The screw shaft and ball screw nut shape feature a compact design. In addition, these parts can be assembled in the same shape when used with a support unit or nut bracket, creating a simple and high accuracy feed mechanism.

PDF

Japanese Only

Part Number

Configured Part Number is shown.

 
Part Number
THK1BNK1004-1
THK1BNK1205-1
THK1BNK1408-1
THK1BNK1616-1
THK1BNK2010-1
THK1BNK2020-1
THK1BNK2520-1
Part NumberMinimum order quantityVolume DiscountDays to ShipFlange Shape Accuracy Screw Shaft O.D. d
(Ø)
Lead
(mm)
Preload Conditions of Use Axial gap Circuit System Number of Load Circuits
(Num. of Rows) x (Num. of Turns)
Basic Load Rating Dynamic Rating Ca
(N)
Basic Load Rating Static Rating Coa
(N)
Dust-proof Seal Type
1 Piece(s) 9 Day(s) or more Square typeC5104PresenceStandard / Dust ProofingG0Return Pipe Type1×2.521002700Labyrinth Seal
1 Piece(s) 9 Day(s) or more Square typeC5125PresenceStandard / Dust ProofingG0Return Pipe Type1×2.523003200Labyrinth Seal
1 Piece(s) 9 Day(s) or more Square typeC5148PresenceStandard / Dust ProofingG0Return Pipe Type1×2.543005800Labyrinth Seal
1 Piece(s) 9 Day(s) or more Square typeC51616PresenceStandardG0End Cap2×1.844007200NA
1 Piece(s) 9 Day(s) or more Square typeC52010PresenceStandard / Dust ProofingG0Return Pipe Type1×2.5700011000Labyrinth Seal
1 Piece(s) 9 Day(s) or more Square typeC52020PresenceStandardG0End Cap2×1.8700012300NA
1 Piece(s) 9 Day(s) or more Square typeC52520PresenceStandardG0End Cap2×1.81050019000NA

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Basic Information

Types Precision Features Standard Right Screw/Left Screw Right Screw
Nut Shape Single

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