LM8UU linear bearing Ø8 × Ø15 × 24 — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/lm8uu-bearing/  (CC BY 4.0)
Basis: Industry-standard LM8UU: dr 8, D 15, L 24; retaining-ring grooves 1.1 wide to Ø14.3, outer faces 17.5 apart
Catalog version: 2026-10-20

Sizes: see table below
- Ø8 bore × Ø15 OD × 24 long.
- Two retaining-ring grooves 1.1 wide, down to Ø14.3, with their outer faces 17.5 apart (grooves from 3.25 to 4.35 and 19.65 to 20.75 along the length).
- Related sizes: LM8LUU 8 × 15 × 45; LM10UU 10 × 19 × 29; LM12UU 12 × 21 × 30.
- The OD sits in a Ø15 housing (the SC8UU block) and the bore slides on an Ø8 rod; fits are under Mating features.

feature  value_mm
bore  8
OD  15
length  24
grooves  1.1 wide to Ø14.3, 17.5 apart (outer faces)

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- McMaster-Carr: Linear ball bearings (free STEP/IGES/STL per part, for your own design use; no redistribution) — STEP, IGES, STL, PDF — McMaster-Carr site terms: personal design use, no redistribution [verify license at link] — https://www.mcmaster.com/products/linear-bearings/
- Wikipedia: Linear-motion bearing — web — CC BY-SA 4.0 (text) — https://en.wikipedia.org/wiki/Linear-motion_bearing

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/lm8uu-bearing/index.json
API: https://xemstudio.com/api/geometry?object=lm8uu-bearing