Library › Hardware › Bearing locknuts KM, DIN 981 / ISO 2982-2: KM0–KM10…

KM2 M15x1

KM2 M15x1: Ø25 × 5, 4 slots 4×2, thread as Ø15 bore

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

sizeKM2
threadM15x1
d225
d121
B5
b4
h2
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

Bearing locknuts KM, DIN 981 / ISO 2982-2: KM0–KM10 (M10×0.75–M50×1.5) outside diameter, width, slots: every size, notes, mating features and sources. What are the KM locknut (DIN 981) dimensions, from KM0 M10×0.75 to KM10 M50×1.5?

Other sizes