Ceramic Nuts
$ 19.00 – $ 33.00
Ortech supplies ceramic nuts in both Alumina and high strength Zirconia.
In stock Alumina and Zirconia ceramic nuts have matching ceramic screws and washers
For large quantities discounts or custom made ceramic fasteners please cuntact us.
Ceramic Nuts (Standard Hex)
Ceramic Nuts Dimensions Per ANSI B18.6.3-1972 (R1991) Standard
| Size | Nut Flat-to-Flat |
Nut Point-to-Point |
Nut Height |
|---|---|---|---|
| #0-80 | .150 – .156 | .171 – .180 | .043 – .050 |
| #2-56 | .180 – .188 | .205 – .217 | .057 – .066 |
| #4-40 | .241 – .250 | .275 – .289 | .087 – .098 |
| #5-40 | .302 – .312 | .344 – .361 | .102 – .114 |
| #6-32 | .302 – .312 | .344 – .361 | .102 – .114 |
| #8-32 | .332 – .344 | .378 – .397 | .117 – .130 |
| #10-32 and #10-24 | .362 – .375 | .413 – .433 | .117 – .130 |
| 1/4″-20 | .423 – .438 | .482 – .505 | .178 – .193 |
| 5/16″-18 | .545 – .562 | .621 – .650 | .208 – .225 |
| 3/8″- 16 | .607 – .625 | .692 – .722 | .239 – .257 |
| Size x Thread Pitch |
Width Across Flats | Width Across Corners | Thickness | Bearing Face Diameter |
|---|---|---|---|---|
| M2x0.4 | 3.82 – 4.00 | 4.32 – 4.62 | 1.35 – 1.60 | 3.1 |
| M3x0.5 | 5.32 – 5.50 | 6.01 – 6.35 | 2.15 – 2.40 | 4.6 |
| M4x0.7 | 6.78 – 7.00 | 7.66 – 8.08 | 2.90 – 3.20 | 6.0 |
| M5x0.8 | 7.78 – 8.00 | 8.79 – 9.24 | 4.40 – 4.70 | 7.0 |
| M6x1.0 | 9.78 – 10.00 | 11.05 – 11.55 | 4.90 – 5.20 | 8.9 |
| M8x1.25 | 12.73 – 13.00 | 14.38 – 15.01 | 6.44 – 6.80 | 11.6 |
If a special custom shaped ceramic nut of Alumina or Zirconia is required, please advise and we will be happy to quote. Larger or smaller size available by quotation
Stock ceramic fastener have matching ceramic washers and ceramic Screws
