Plain washers, small series, ISO 7092 / DIN 433: M1.6–M36 bore, outside diameter, thickness — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/plain-washers-small-series-iso-7092/  (sheet CC BY 4.0)
Basis: ISO 7092:2000 Table 1 preferred sizes (ISO preview via iTeh), cross-checked against JC Fasteners' ISO 7092 sheet and Industrial Products' ISO 7092 table
Catalog version: 2026-10-20

Sizes: see table below
- Small-series plain washer, product grade A, for cylindrical-head screws such as ISO 4762 socket caps. Columns: bore d1 nominal (= minimum), outside d2 nominal (= maximum), thickness h nominal. Preferred sizes only.
- Files are flat annuli at the nominal sizes; the standard allows no chamfer requirement on this series.

thread  d1 (bore)  d2 (OD)  h
M1.6  1.7  3.5  0.3
M2  2.2  4.5  0.3
M2.5  2.7  5  0.5
M3  3.2  6  0.5
M4  4.3  8  0.5
M5  5.3  9  1
M6  6.4  11  1.6
M8  8.4  15  1.6
M10  10.5  18  1.6
M12  13  20  2
M16  17  28  2.5
M20  21  34  3
M24  25  39  4
M30  31  50  4
M36  37  60  5

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- ISO (iTeh preview): ISO 7092:2000 Table 1, preferred dimensions — web — Publisher's page; dimensions are facts — https://cdn.standards.iteh.ai/samples/13674/95f610684c2649df8c45073e2ed6d085/ISO-7092-2000.pdf
- fasten.it: DIN EN ISO 7092 plain washers, small series: d1, d2, h — web — Publisher's page; dimensions are facts — https://fasten.it/norms/norm/din_en_iso_7092
- fasteners.eu: ISO 7092 table: d1, d2, h by thread size — web — Publisher's page; dimensions are facts — https://www.fasteners.eu/standards/ISO/7092/

Free files (CC BY 4.0, Xem Studio; STEP + STL, 15 parts): https://xemstudio.com/files/hardware/plain-washers-small-series-iso-7092/index.json
API: https://xemstudio.com/api/geometry?object=plain-washers-small-series-iso-7092