Spherical washers, DIN 6319 form C: M5–M48 bore, outside diameter, sphere radius, height — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/spherical-washers-din-6319-c/  (sheet CC BY 4.0)
Basis: MISUMI's DIN 6319 form C table (d1, d3, h1, h2, r1), cross-checked against Halder EH 23050 data sheets (M6, M12, M16) and ameco's 6554xxxx tables
Catalog version: 2026-10-20

Sizes: see table below
- Columns: thread, bore d1, outside diameter d3, rim height h1, total height h2, sphere radius r1. Halder lists the same values (e.g. M12: 13 / 24 / 1.1 / 4.6, R17).
- Mates with a DIN 6319 form D (or G) conical seat to take up angular misalignment; form D seats are not drawn here.

thread  d1  d3  h1  h2  r1
M5  5.25  10.5  0.4  2  7.5
M6  6.4  12  0.7  2.3  9
M8  8.4  17  0.6  3.2  12
M10  10.5  21  0.8  4  15
M12  13  24  1.1  4.6  17
M14  15  28  1.2  5  22
M16  17  30  1.3  5.3  22
M20  21  36  2  6.3  27
M24  25  44  2.4  8.2  32
M30  31  56  3.6  11.2  41
M36  37  68  4.6  14  50
M42  43  78  6.5  17  58
M48  50  92  8  21  67

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- MISUMI: Spherical washers DIN 6319 type C: d1, d3, h1, h2, h4, r1 — web — Publisher's page; dimensions are facts — https://uk.misumi-ec.com/vona2/detail/221304378123
- Halder: Spherical washers / conical seats DIN 6319 (EH 23050) — web — Publisher's page; dimensions are facts — https://cdn.shopify.com/s/files/1/0585/4419/3741/files/DS_23050_0012__en.pdf
- ITA Fasteners: DIN 6319 table, forms C, D, G — web — Publisher's page; dimensions are facts — https://itafasteners.com/products-washers-spherical-washers.php

Free files (CC BY 4.0, Xem Studio; STEP + STL, 13 parts): https://xemstudio.com/files/hardware/spherical-washers-din-6319-c/index.json
API: https://xemstudio.com/api/geometry?object=spherical-washers-din-6319-c