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About Hex Head Screws and Bolts
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Ceramic Hex Head Screws
Ceramic screws won't melt, rust, seize, or become brittle—even at extreme temperatures. They are nonconductive and highly resistant to corrosive gases. Length is measured from under the head. To ensure compatibility, use these screws with ceramic nuts.
For technical drawings and 3-D models, click on a part number.
Screws | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Head | Nuts | |||||||||||
| Lg. | Threading | Thread Spacing  | Wd. | Ht. | Color | Max. Temperature, °F | Tensile Strength | Each | Pkg. Qty. | Pkg. | ||
2-56 | ||||||||||||
| 1/4" | Fully Threaded | Coarse | 1/8" | 3/64" | Off-White | 3000° | Not Rated | 000000000 | 000000 | 1 | 000000000 | 000000 |
| 3/8" | Fully Threaded | Coarse | 1/8" | 3/64" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1/2" | Fully Threaded | Coarse | 1/8" | 3/64" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
4-40 | ||||||||||||
| 3/8" | Fully Threaded | Coarse | 3/16" | 1/16" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1/2" | Fully Threaded | Coarse | 3/16" | 1/16" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
6-32 | ||||||||||||
| 1/4" | Fully Threaded | Coarse | 1/4" | 3/32" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 3/8" | Fully Threaded | Coarse | 1/4" | 3/32" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 3/4" | Fully Threaded | Coarse | 1/4" | 3/32" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1" | Fully Threaded | Coarse | 1/4" | 3/32" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
8-32 | ||||||||||||
| 3/8" | Fully Threaded | Coarse | 1/4" | 7/64" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1/2" | Fully Threaded | Coarse | 1/4" | 7/64" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1" | Fully Threaded | Coarse | 1/4" | 7/64" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1 1/4" | Fully Threaded | Coarse | 1/4" | 7/64" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
1/4"-20 | ||||||||||||
| 1/2" | Fully Threaded | Coarse | 7/16" | 3/16" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 3/4" | Fully Threaded | Coarse | 7/16" | 3/16" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1" | Fully Threaded | Coarse | 7/16" | 3/16" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |
| 1 1/4" | Fully Threaded | Coarse | 7/16" | 3/16" | Off-White | 3000° | Not Rated | 000000000 | 00000 | 1 | 000000000 | 00000 |