Library › Hardware › Heat-set threaded inserts, ruthex RX series: M2 to M8 and #2-56 to…

ruthex RX-3/8-16x12.7

ruthex RX-3/8-16x12.7: 3/8-16, Ø12.6 knurl, tip Ø11.8, 12.7 long; print hole Ø11.9 × ≥13.7, wall ≥ 6

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

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

Dimensions

articleRX-3/8-16x12.7
thread3/8-16
length_mm12.7
insert_od_mm12.6
tip_mm11.8
hole_mm11.9
min_wall_mm6.0
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

Heat-set threaded inserts, ruthex RX series: M2 to M8 and #2-56 to 3/8-16: every size, notes, mating features and sources. What hole does a ruthex M3 insert need?

Other sizes