Item # W725-8mm-6mm, Helical W Series Stainless Steel Couplings On Japanese Products Corp.

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

Specifications | Additional Information | Customize

Specifications

Product Type	N/A Coupling
Series	N/A W7
Material	N/A 17-4 High Strength Stainless Steel
Finish	N/A Natural
Outside Diameter Designator	N/A 25
Outside Diameter (D)	N/A 25 mm
Length (L)	N/A 24 mm
Bore Diameter	N/A 8.00 mm
Bore Designator	N/A 8 mm
Momentary Dynamic Torque	N/A 5.1 N·m
Torsional Rate	N/A 0.82 degree/N·m
Inertia	N/A 0.66 x 10^-5 kg.cm.sec²
Screw Size	N/A M4 x 0.7
Seating Torque	N/A 2.1 N·m
Center Line	N/A 3.0 mm
Min. Size	N/A 6.00 mm
Max. Size	N/A 10.00 mm
Max. Bore Diameter	N/A 17.00 mm
Bore Depth	N/A 5.85 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 Shaft misalignments: Angular 5 degrees Parallel Offset 25 mm. (0.50 mm T.I.R) Axial Motion ±0.25 mm. Manufacturing dimensional tolerances unless otherwise specified are: x ± 0.5 mm x.x ± 0.25 mm keyways available on the 40 mm and 50 mm OD only.