ISO 9001:2015 Certified

Product Navigator

Search By Specification
Search By Keyword
Shop
  • Metric dimensions and fasteners
  • Available in 7075-T6 aluminum alloy or 17-4 PH corrosion- resistant steel
  • General purpose
If you are working in the metric world, the W Series is for you. It combines the best features of the A Series and the H Series, with the convenience of metric dimensions and fasteners for your metric based designs. The W Series can be used in a wide range of applications from driving components with light torque requirements, such as encoders and tachometers (aluminum), to lead screws and pumps requiring greater torque (stainless steel).
Unit of Measure

Product Type

N/A Coupling

Series

N/A W7C

Material

N/A 17-4 High Strength Stainless Steel

Finish

N/A Natural

Outside Diameter Designator

N/A 20

Outside Diameter (D)

N/A 20 mm

Length (L)

N/A 28 mm

Bore Diameter

N/A 5.00 mm

Bore Designator

N/A 5 mm

Momentary Dynamic Torque

N/A 2.3 N·m

Torsional Rate

N/A 1.3 degree/N·m

Inertia

N/A 0.32 x 10-5 kg.cm.sec2

Screw Size

N/A M3 x 0.5

Seating Torque

N/A 2.0 N·m

Center Line

N/A 3.8 mm

Min. Size

N/A 4.00 mm

Max. Size

N/A 6.35 mm

Max. Bore Diameter

N/A 9.81 mm

Bore Depth

N/A 8.55 mm

Features

N/A
  • Metric dimensions and fasteners
  • Available in 7075-T6 aluminum alloy or 17-4 PH corrosion-resistant steel
  • General purpose
If you are working in the metric world, the W Series is for you. It combines the best features of the A Series and the H Series, with the convenience of metric dimensions and fasteners for your metric based designs. The W-Series can be used in a wide range of applications from driving components with light torque requirements, such as encoders and tachometers (aluminum), to lead screws and pumps requiring greater torque (stainless steel).

Note

N/A
  1. Shaft misalignments:
    Angular 5 degrees
    Parallel Offset 25 mm. (0.50 mm T.I.R)
    Axial Motion ±0.25 mm.
  2. Manufacturing dimensional tolerances unless otherwise specified are:
    x ± 0.5 mm
    x.x ± 0.25 mm
  3. keyways available on the 40 mm and 50 mm OD only.

Shaft

N/A 0.1969 in


Additional-Information

Attachment Methods

Helical W Series Stainless Steel Couplings (w7c25)

Internal Configuration

Ordering Information-W Series

^