YZXQLinear Motion Bearings

YZXQ :: Ball Screw Nuts

SFK Series Miniature Ball Screw Nuts

Small-diameter nuts from 4 mm screws for compact mechanisms.

SFK Series Miniature Ball Screw Nuts — SFK0401 – SFK1602 manufactured by YZXQSFK0401 – SFK1602

Overview

SFK nuts serve small-diameter ball screws from 4 mm to 16 mm with fine leads, used in compact linear mechanisms where a full-size screw will not fit. Standard nuts are supplied unflanged for clamping into the carriage.

Key Features

  • Screw diameters from 4 mm to 16 mm
  • Fine leads for resolution
  • Compact body
  • Internal recirculation

Technical Specifications

Reference dimensions per model — request the full datasheet

SFK0401 – SFK1602 dimension drawing 1
ModelShaft d (mm)Lead (mm)
SFK040141
SFK060161
SFK080181
SFK080282
SFK0802.5802.5
SFK1002102
SFK1004104
SFK1202122
SFK1402142
SFK1602162

Full datasheets with exact dimensions, load ratings and tolerances are available on request — contact us with your model list for the complete specification.

Material Options

  • GCr15 nut body
  • Bearing steel balls
  • Polymer recirculation insert

Customization Options

  • Custom nut body
  • Preload class to drawing
  • Wiper and seal kits
  • Screw and support kit supply

RFQ

Send Us an Inquiry

Reference dimensions per model — request the full datasheet

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