Library › Hardware › Clamp-style shaft collars, one-piece and two-piece (Ruland MCL / MSP…

Ruland MCL / MSP clamp collar ring envelope, bore Ø12, OD Ø28

Ruland MCL / MSP clamp collar ring envelope: bore Ø12, OD Ø28, width 11 mm; a plain ring: the slit and the clamp-screw hole (M4) are not modelled because the slit width is not published

Exact dimensions. True size, no tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

seriesmetric
part (one-piece / two-piece)MCL-11 / MSP-11
bore11 mm
OD28 mm
width11 mm
clamp screwM4
seating torque (alloy / stainless)4.60 / 2.50 N·m
note
Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.
Set it up →

From the full sheet

Clamp-style shaft collars, one-piece and two-piece (Ruland MCL / MSP metric 3–50 mm, CL / SP inch 1/8–2 in): bore, OD, width, screw, torque + ring models: every size, notes, mating features and sources. What are the OD, width and clamp screw of a 10 mm, 1/2 in or 1 in clamp-style shaft collar?

Other sizes