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Extreme-Temperature Ceramic Washers
![](/prerenderstable/mvPRE/contents/gfx/imagecache/946/94610a236p1-b01-digitall@halfx_636840308116271774.png?ver=imagenotfound)
Ceramic washers withstand temperatures up to 3000° F. They are good electrical insulators and resist moisture as well as hydrochloric and nitric acid gases. Suitable for use in ovens.
For technical drawings and 3-D models, click on a part number.
For Screw Size | ID | OD | Thick. | Max. Temperature, °F | Specifications Met | Color | Each | |
Ceramic | ||||||||
---|---|---|---|---|---|---|---|---|
No. 0 | 0.068" | 0.188" | 0.022"-0.028" | 3000° | __ | Off-White | 000000000 | 00000 |
No. 2 | 0.094" | 0.250" | 0.028"-0.036" | 3000° | __ | Off-White | 000000000 | 0000 |
No. 4 | 0.125" | 0.375" | 0.036"-0.045" | 3000° | __ | Off-White | 000000000 | 0000 |
No. 5 | 0.141" | 0.406" | 0.036"-0.045" | 3000° | __ | Off-White | 000000000 | 0000 |
No. 6 | 0.156" | 0.438" | 0.036"-0.045" | 3000° | __ | Off-White | 000000000 | 0000 |
No. 8 | 0.188" | 0.500" | 0.036"-0.045" | 3000° | __ | Off-White | 000000000 | 0000 |
No. 10 | 0.203" | 0.562" | 0.036"-0.045" | 3000° | __ | Off-White | 000000000 | 0000 |
No. 12 | 0.234" | 0.625" | 0.056"-0.071" | 3000° | __ | Off-White | 000000000 | 0000 |
1/4" | 0.281" | 0.734" | 0.056"-0.071" | 3000° | __ | Off-White | 000000000 | 0000 |
5/16" | 0.344" | 0.875" | 0.056"-0.071" | 3000° | __ | Off-White | 000000000 | 0000 |
3/8" | 0.406" | 1.000" | 0.056"-0.071" | 3000° | __ | Off-White | 000000000 | 0000 |
7/16" | 0.469" | 1.125" | 0.056"-0.071" | 3000° | __ | Off-White | 000000000 | 0000 |
1/2" | 0.531" | 1.250" | 0.090"-0.112" | 3000° | __ | Off-White | 000000000 | 0000 |
9/16" | 0.594" | 1.469" | 0.090"-0.112" | 3000° | __ | Off-White | 000000000 | 0000 |
5/8" | 0.656" | 1.750" | 0.090"-0.112" | 3000° | __ | Off-White | 000000000 | 0000 |
3/4" | 0.812" | 2.000" | 0.090"-0.112" | 3000° | __ | Off-White | 000000000 | 00000 |
7/8" | 0.938" | 2.250" | 0.146"-0.174" | 3000° | ASME B18.21.1 | Off-White | 000000000 | 00000 |
1" | 1.062" | 2.500" | 0.146"-0.174" | 3000° | ASME B18.21.1 | Off-White | 000000000 | 00000 |
Metric Extreme-Temperature Ceramic Washers
![](/prerenderstable/mvPRE/contents/gfx/imagecache/946/94610a236p1-b01-digitall@halfx_636840308116271774.png?ver=imagenotfound)
Ceramic washers withstand temperatures up to 3000° F. They are good electrical insulators and resist moisture as well as hydrochloric and nitric acid gases. Suitable for use in ovens.
For technical drawings and 3-D models, click on a part number.
For Screw Size | ID, mm | OD, mm | Thick., mm | Max. Temperature, °F | Specifications Met | Color | Each | |
Ceramic | ||||||||
---|---|---|---|---|---|---|---|---|
M2 | 2.6 | 6.0 | 0.6-0.9 | 3000° | ASME B18.22M | Off-White | 000000000 | 00000 |
M3 | 3.6 | 10.0 | 0.8-1.2 | 3000° | ASME B18.22M | Off-White | 000000000 | 0000 |
M4 | 4.8 | 12.0 | 1.0-1.4 | 3000° | ASME B18.22M | Off-White | 000000000 | 0000 |
M5 | 5.6 | 15.0 | 1.2-1.8 | 3000° | __ | Off-White | 000000000 | 0000 |
M6 | 6.8 | 18.8 | 1.2-1.8 | 3000° | __ | Off-White | 000000000 | 0000 |
M8 | 9.0 | 25.4 | 1.6-2.3 | 3000° | ASME B18.22M | Off-White | 000000000 | 0000 |
M10 | 11.0 | 28.0 | 2.0-2.8 | 3000° | ASME B18.22M | Off-White | 000000000 | 0000 |
M12 | 13.4 | 34.0 | 2.5-3.5 | 3000° | ASME B18.22M | Off-White | 000000000 | 0000 |
M14 | 15.4 | 39.0 | 2.5-3.5 | 3000° | ASME B18.22M | Off-White | 000000000 | 00000 |
M16 | 17.4 | 44.0 | 3.0-4.0 | 3000° | ASME B18.22M | Off-White | 000000000 | 00000 |
M20 | 22.0 | 50.0 | 3.5-4.6 | 3000° | ASME B18.22M | Off-White | 000000000 | 00000 |
Electrical-Insulating Sleeve Washers
![](/prerenderstable/mvPRE/contents/gfx/imagecache/911/91145a167-@halfx_1689703988.png?ver=imagenotfound)
Also known as shoulder or insulator washers, these nonmetal washers block electrical current and prevent galvanic corrosion from mating different types of metal.
Ceramic washers withstand high temperatures and resist moisture as well as hydrochloric and nitric acid gases.
For technical drawings and 3-D models, click on a part number.
Sleeve | Temperature Range, °F | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Screw Size | ID | OD | OD | Ht. | Thick. | Overall Ht. | Min. | Max. | Hardness | Color | Pkg. Qty. | Pkg. | |
Ceramic | |||||||||||||
No. 6 | 0.150" | 0.500" | 0.281" | 0.062" | 0.125" | 0.187" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 000000 |
No. 6 | 0.150" | 0.500" | 0.281" | 0.250" | 0.187" | 0.437" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 00000 |
No. 8 | 0.175" | 0.625" | 0.406" | 0.062" | 0.125" | 0.187" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 00000 |
No. 8 | 0.175" | 0.625" | 0.406" | 0.250" | 0.218" | 0.468" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 00000 |
No. 10 | 0.200" | 0.750" | 0.468" | 0.062" | 0.156" | 0.218" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 00000 |
No. 10 | 0.200" | 0.750" | 0.468" | 0.250" | 0.218" | 0.468" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 00000 |
1/4" | 0.265" | 0.875" | 0.593" | 0.062" | 0.188" | 0.250" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 00000 |
1/4" | 0.265" | 0.875" | 0.593" | 0.250" | 0.250" | 0.500" | Not Rated | 1700° | Mohs 7.5 | Off-White | 5 | 000000000 | 00000 |
M2 | 2.100mm | 4.200mm | 3.000mm | 2.500mm | 1.500mm | 4.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M3 | 3.100mm | 6.200mm | 4.000mm | 1.500mm | 1.500mm | 3.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M3 | 3.100mm | 6.200mm | 4.000mm | 3.500mm | 1.500mm | 5.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M3 | 3.100mm | 6.200mm | 4.000mm | 7.500mm | 1.500mm | 9.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M4 | 4.100mm | 8.400mm | 6.000mm | 3.000mm | 1.500mm | 4.500mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M4 | 4.100mm | 8.400mm | 6.000mm | 5.000mm | 1.500mm | 6.500mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M5 | 5.100mm | 10.200mm | 7.000mm | 3.000mm | 2.000mm | 5.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M5 | 5.100mm | 10.200mm | 7.000mm | 5.000mm | 2.000mm | 7.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M6 | 6.100mm | 12.200mm | 8.000mm | 4.000mm | 2.000mm | 6.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M6 | 6.100mm | 12.200mm | 8.000mm | 10.000mm | 2.000mm | 12.000mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M8 | 8.100mm | 14.200mm | 10.000mm | 4.000mm | 2.500mm | 6.500mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
M8 | 8.100mm | 14.200mm | 10.000mm | 8.000mm | 2.500mm | 10.500mm | Not Rated | 1700° | Mohs 7.5 | Off-White | 1 | 000000000 | 0000 |
Electrical-Insulating Cup Sleeve Washers
![](/prerenderstable/mvPRE/contents/gfx/imagecache/972/97215a113white-medium-gloss-plasticpositive_front_positive_top_straighton_1642534423_570@halfx_637781096596411332.png?ver=imagenotfound)
These washers have a flat bottom and high walls to protect metal screw heads from electrical current and prevent galvanic corrosion from mating different types of metal.
Ceramic washers withstand high temperatures and resist moisture as well as hydrochloric and nitric acid gases.
For technical drawings and 3-D models, click on a part number.
Temperature Range, °F | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Screw Size | ID | OD | Cup ID | Inside Dp. | Thick. | Overall Ht. | Min. | Max. | Hardness | Color | Pkg. Qty. | Pkg. | |
Ceramic | |||||||||||||
No. 4 | 0.130" | 0.440" | 0.250" | 0.125" | 0.100" | 0.225" | Not Rated | 1700° | Rockwell C73 | Off-White | 1 | 000000000 | 00000 |
No. 6 | 0.160" | 0.500" | 0.312" | 0.150" | 0.100" | 0.250" | Not Rated | 1700° | Rockwell C73 | Off-White | 1 | 000000000 | 0000 |
No. 8 | 0.180" | 0.560" | 0.375" | 0.170" | 0.100" | 0.270" | Not Rated | 1700° | Rockwell C73 | Off-White | 1 | 000000000 | 0000 |
No. 10 | 0.200" | 0.625" | 0.437" | 0.190" | 0.100" | 0.290" | Not Rated | 1700° | Rockwell C73 | Off-White | 1 | 000000000 | 0000 |
1/4" | 0.260" | 0.750" | 0.531" | 0.250" | 0.100" | 0.350" | Not Rated | 1700° | Rockwell C73 | Off-White | 1 | 000000000 | 00000 |
Electrical-Insulating Unthreaded Spacers
![](/prerenderstable/mvPRE/contents/gfx/imagecache/961/96109a170p1-j08-digitall@halfx_636874376051626411.png?ver=imagenotfound)
Protect components from electrical charges.
Ceramic spacers withstand high temperatures.
For technical drawings and 3-D models, click on a part number.
Lg. | For Screw Size | ID | Dielectric Strength, V/mil | Temperature Range, °F | Color | Pkg. Qty. | Pkg. | |
Unglazed Grade L5 Ceramic | ||||||||
---|---|---|---|---|---|---|---|---|
1/4" OD | ||||||||
3/16" | No. 3 | 0.115" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 00000 |
3/16" | No. 4 | 0.140" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1/4" | No. 3 | 0.115" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1/4" | No. 4 | 0.140" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
3/8" | No. 3 | 0.115" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
3/8" | No. 4 | 0.140" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1/2" | No. 4 | 0.140" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
5/8" | No. 4 | 0.140" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
3/4" | No. 4 | 0.140" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
3/8" OD | ||||||||
1/4" | No. 8 | 0.192" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
3/8" | No. 8 | 0.192" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1/2" | No. 8 | 0.192" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
3/4" | No. 8 | 0.192" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1" | No. 8 | 0.192" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1/2" OD | ||||||||
3/8" | No. 10 | 0.250" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1/2" | No. 10 | 0.250" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
3/4" | No. 10 | 0.250" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
1" | No. 10 | 0.250" | 275 | 50° to 1700° | Beige | 1 | 000000000 | 0000 |
Encased Ceramic Magnets with Unthreaded Hole
![](/prerenderstable/mvPRE/contents/gfx/imagecache/568/5685k31p1-upa01-@halfx_637605606225660545.png?ver=imagenotfound)
![](/prerenderstable/mvPRE/contents/gfx/imagecache/581/5819k33p1-upa01-@halfx_637605608781042058.png?ver=imagenotfound)
![](/prerenderstable/mvPRE/contents/gfx/imagecache/578/5782k71p1-upa01-@halfx_637605604823911781.png?ver=imagenotfound)
A case protects the magnetic material. Steel cases also concentrate and focus the magnetic field. Ceramic magnets resist demagnetization better than other magnets and are an economical choice.
Warning: Maximum pull ratings are based on direct contact with rust-free and unpainted iron plate. Variations in material condition will significantly reduce these ratings. Do not use for lifting over people.
For technical drawings and 3-D models, click on a part number.
![](/prerenderstable/mvPRE/contents/gfx/imagecache/568/5685k31p1-upa01-@halfx_637605606225660545.png?ver=imagenotfound)
![](/prerenderstable/mvPRE/contents/gfx/imagecache/581/5819k33p1-upa01-@halfx_637605608781042058.png?ver=imagenotfound)
![](/prerenderstable/mvPRE/contents/gfx/imagecache/578/5782k71p1-upa01-@halfx_637605604823911781.png?ver=imagenotfound)
Thick. | OD | Hole Dia. | Max. Pull, lbs. | Sets of Poles | Max. Temp., °F | Magnet Grade | Mounting Hole Style | Number of Mounting Holes | For Screw Size | Includes | Each | ||
Zinc-Plated Steel Case | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 33/64" | 3 7/8" | 3/8" | 147 | 1 | 245° | C8 | Straight | 1 | 5/16" | __ | 0000000 | 000000 |
2 | 3/16" | 1 15/64" | 0.138" | 15 | 1 | 245° | C8 | Straight | 1 | No. 6 | No. 6 Screw, Two Nuts | 0000000 | 0000 |
2 | 5/16" | 2 1/32" | 0.19" | 42 | 1 | 245° | C8 | Straight | 1 | No. 10 | No. 10 Screw, Two Nuts | 0000000 | 0000 |
2 | 3/8" | 2 5/8" | 1/4" | 80 | 1 | 245° | C8 | Straight | 1 | 1/4" | 1/4"-20 Screw, Two Nuts | 0000000 | 00000 |
2 | 7/16" | 3 3/16" | 1/4" | 140 | 1 | 245° | C8 | Straight | 1 | 1/4" | 1/4"-20 Screw, Two Nuts | 0000000 | 00000 |
Chrome-Plated Steel Case | |||||||||||||
2 | 19/64" | 2 1/32" | 3/16" | 35 | 1 | 170° | C5 | Straight | 1 | No. 8 | __ | 0000000 | 0000 |
2 | 33/64" | 3 3/8" | 3/8" | 120 | 1 | 170° | C5 | Straight | 1 | 5/16" | __ | 0000000 | 00000 |
Stainless Steel Case | |||||||||||||
1 | 7mm | 32mm | 6mm | 13 | 1 | 425° | __ | Countersunk | 1 | M5 | __ | 0000000 | 0000 |
1 | 8mm | 40mm | 6mm | 16 | 1 | 425° | __ | Countersunk | 1 | M5 | __ | 0000000 | 0000 |
1 | 10mm | 50mm | 9mm | 32 | 1 | 425° | __ | Straight | 1 | M8 | __ | 0000000 | 00000 |
1 | 14mm | 63mm | 9mm | 50 | 1 | 425° | __ | Straight | 1 | M8 | __ | 0000000 | 00000 |
Anodized Aluminum Case | |||||||||||||
3 | 1/2" | 3" | 1/4" | 24 | 5 | 180° | C8 | Straight | 2 | 1/4" | __ | 0000000 | 00000 |
Ceramic Magnets with Unthreaded Hole
![](/prerenderstable/mvPRE/contents/gfx/imagecache/336/3360k77p2-upj07-@halfx_637696334560309594.png?ver=imagenotfound)
![](/prerenderstable/mvPRE/contents/gfx/imagecache/j07/j07-magnets-encasedneodymium-unthreadedholel4-digital-master1574867693-p9@halfx_637104439753460667.png?ver=imagenotfound)
Ceramic magnets resist demagnetization better than other magnets and are an economical choice. Slide onto a rod or use a bolt or screw to install.
Warning: Maximum pull ratings are based on direct contact with rust-free and unpainted iron plate. Variations in material condition will significantly reduce these ratings. Do not use for lifting over people.
For technical drawings and 3-D models, click on a part number.
Thick. | OD | Hole Dia. | Max. Pull, lbs. | Max. Temperature, °F | Magnet Grade | Each | |
0.118" | 0.689" | 19/64" | 0.4 | 400° | C8 | 0000000 | 00000 |
1/8" | 1/2" | 3/16" | 0.1 | 400° | C1 | 000000 | 000 |
3/16" | 1 1/4" | 3/8" | 1 | 400° | C5 | 0000000 | 0000 |
0.236" | 1 1/8" | 3/8" | 0.6 | 400° | C1 | 000000 | 000 |
1/4" | 3/4" | 17/64" | 0.3 | 400° | C1 | 000000 | 000 |
1/4" | 1.079" | 0.597" | 0.7 | 400° | C1 | 000000 | 000 |
1/4" | 1.705" | 0.705" | 0.7 | 400° | C1 | 000000 | 0000 |
0.28" | 2.38" | 1" | 3 | 400° | C5 | 0000000 | 0000 |
0.3" | 2.032" | 0.705" | 1.7 | 400° | C1 | 000000 | 0000 |
0.314" | 1.77" | 0.866" | 2.5 | 400° | C5 | 0000000 | 0000 |
0.33" | 2.8" | 1 13/64" | 4 | 400° | C5 | 0000000 | 0000 |
0.4" | 4.54" | 1 3/4" | 9 | 400° | C5 | 0000000 | 00000 |
0.425" | 3.376" | 1.28" | 7 | 400° | C5 | 0000000 | 0000 |
0.431" | 1.23" | 0.885" | 0.6 | 400° | C1 | 000000 | 0000 |
0.55" | 5.27" | 2.21" | 17 | 400° | C5 | 0000000 | 00000 |