igus drylin RJ4JP-01-08 linear bearing: Ø8 bore, Ø15 × 24 mm and retaining-ring grooves — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/igus-drylin-rj4jp-01-08/  (sheet CC BY 4.0)
Basis: igus RJ4JP-01-08 product data (d, D, L, B, W, N).
Catalog version: 2026-10-20

Overall (mm): length 24.0, width 15.0, height 15.0
- Datum: axis on Z, centred on X and Y, one end face on z=0.
- Bore Ø8.00 (+0/+0.04 per igus), outer Ø15.00, length 24.00.
- Two retaining-ring grooves Ø14.30 × 1.10 wide; outer flanks 17.50 apart, symmetric: z=3.25..4.35 and 19.65..20.75.
- Same outside dimensions as an LM8UU / drylin R ISO 10285 series bearing.
- Exact nominal mm; outer-diameter tolerance is not published.

dimension  value (mm)
d (bore)  8.00
D (outer)  15.00
L (length)  24.00
B (groove span)  17.50
W (groove width)  1.10
N (groove Ø)  14.30

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- igus: drylin RJ4JP-01-08 product page — web — Publisher's page; dimensions are facts — https://www.igus.eu/product/990
- HC Maschinentechnik: RJ4JP-01-08 bearing dimensions — web — Publisher's page; dimensions are facts — https://hc-maschinentechnik.de/RJ4JP-bearing

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/igus-drylin-rj4jp-01-08/index.json
API: https://xemstudio.com/api/geometry?object=igus-drylin-rj4jp-01-08