• Fully metric, including clamp screw
  • Smooth bore protects shafts from damage
  • Superior holding power over set-screw type collars
Stafford Metric Shaft Collars are fully metric in all specifications, including the clamping screws.

1-Piece Clamp-Type Shaft Collars are designed for use on standard round shafts, hard or soft, as well as on thin wall tube or over a split hub. They are precision machined, non-marring, easy to adjust, with high clamping power.

Stocked in:
  • Steel
  • Stainless Steel
Unit of Measure


Part Number  

N/A 31SM005


N/A Standard


N/A Stainless Steel


N/A 304


N/A Shiny


N/A Economy

Approximate Weight

N/A 0.03 lb

Country of Origin

N/A China

UPC Code

N/A 662786035838

RoHS2 Compliant

N/A Yes

REACH Compliant

N/A Yes

Dimensional Attributes

Bore Size

N/A 5 mm

Outside Diameter

N/A 16 mm


N/A 9 mm

Recessed Screw

N/A No

Screw Size

N/A M3 x .5 x 8MM

Screw Material

N/A 18-8 Stainless Steel