Ceramco Inc, custom ceramics and ceramic fasteners manufacturer
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Fasteners
Dimensional Specs
Strength Properties
General Properties

Aluminum Oxide
Zirconium Oxide
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Notes
1. Due to our manufacturing process, point to point dimensions may not meet the ANSI B18.6.3-1972 (R1991) standard.

2. * #0-80 and No. 0 dimensions are actual. All other ceramic fasteners conform to ANSI B18.6.3-1972 R1991 standards as listed in the chart.

3. All ceramic screws and ceramic bolts are fully threaded.

4. All dimensions shown are in inches.

Dimensional Specifications - Standard Flat Washers

Regular Flat Ceramic Washers (Type B)
Size
Inside Diameter
Outside Diameter
Thickness
No. 0
.063 - .068
.183 - .188
.022 - .028
No. 2
.089 - .094
.245 - .250
.028 - .036
No. 4
.120 - .133
.370 - .383
.036 - .045
No. 5
.136 - .149
.401 - .414
.036 - .045
No. 6
.151 - .164
.433 - .446
.036 - .045
No. 8
.183 - .196
.495 - .508
.036 - .045
No. 10
.198 - .211
.557 - .570
.036 - .045
1/4"
.276 - .296 
.727 - .749
.056 - .071
5/16"
.339 - .359
.868 - .890
.056 - .071
3/8"
.401 - .421
 .993 - 1.015
.056 - .071

 


 
     
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    P.O. Box 300, 1467 East Main Street, Center Conway, NH 03813
    Tel: (603) 447-2090 | Fax: (603) 447-3906