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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
THK1BNK0401-2
THK1BNK0601-2
THK1BNK0801-2
THK1BNK1002-2
THK1BNK1004-2
THK1BNK1202-2
THK1BNK1402-2
THK1BNK1404-2
Part NumberStandard Unit PriceMinimum 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 Round-shaped, 2 Set Screw FlatsC341PresenceStandardG0Deflector-type3×1290420NA

-

1 Piece(s) 9 Day(s) or more Round-shaped, 2 Set Screw FlatsC361PresenceStandardG0Deflector-type3×1540940NA

-

1 Piece(s) 9 Day(s) or more Round-shaped, 2 Set Screw FlatsC381PresenceStandardG0Deflector-type3×16401400NA

-

1 Piece(s) 9 Day(s) or more Round-shaped, 2 Set Screw FlatsC3102PresenceStandard / Dust ProofingG0Deflector-type3×115002900Labyrinth Seal

-

1 Piece(s) 9 Day(s) or more Square typeC3104PresenceStandard / Dust ProofingG0Return Pipe Type1×2.521002700Labyrinth Seal

-

1 Piece(s) 9 Day(s) or more Round-shaped, 2 Set Screw FlatsC3122PresenceStandard / Dust ProofingG0Deflector-type3×117003600Labyrinth Seal

-

1 Piece(s) 9 Day(s) or more Round-shaped, 2 Set Screw FlatsC3142PresenceStandard / Dust ProofingG0Deflector-type3×118004300Labyrinth Seal

-

1 Piece(s) 9 Day(s) or more Round-shaped, 2 Set Screw FlatsC3144PresenceStandard / Dust ProofingG0Deflector-type3×142007600Labyrinth Seal

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Basic Information

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

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