Inner Ring
Dimensions - Tolerance Table
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Standard Inner Ring |
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Special Inner Ring |
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Tolerance |
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Tolerance |
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| Size |
I.D. |
O.D. |
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Size |
I.D. |
O.D. |
| 1" to 3" |
+ .0312 |
+ .0312 |
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1" to 3" |
+ .0156 |
+ .0312 |
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- .000 |
- .0312 |
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- .000 |
- .000 |
| 4" or larger |
+ .0625 |
+ .0625 |
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4" or larger |
+ .0312 |
+ .0625 |
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- .000 |
- .0625 |
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- .000 |
- .000 |
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XR Gaskets Tolerance Table |
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Guide Rings |
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(Gasket with container outer ring) |
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Tolerance |
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| Size |
I.D. |
O.D. |
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Size |
I.D. |
O.D. |
| 1/2" to 8" |
+ .0156 |
+ .0312 |
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1/2" to 8" |
+ .0312 |
+ .000 |
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- .000 |
- .0312 |
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- .312 |
- .0312 |
| 10" to 24" |
+ .0312 |
+ .0312 |
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10" to 24" |
+ .0625 |
+ .000 |
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- .000 |
- .0312 |
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- .0312 |
- .0312 |
| 26" to 60" |
+ .0312 |
+ .0625 |
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26" to 60" |
+ .0625 |
+ .000 |
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- .000 |
- .0625 |
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- .0625 |
- .0312 |
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Table of Standard Tolerance |
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For Special Gaskets |
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Compression Table |
Optimum |
| Size |
I.D. |
O.D. |
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Gasket |
Maximum |
Compression |
| Up to 1" |
+ .0156 |
+ .000 |
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Thickness |
Flange width |
Thickness |
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- .000 |
- .0312 |
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0.125 |
3/4" |
.090-.100 |
| 1" to 24" |
+ .0312 |
+ .000 |
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0.175 |
3/4" |
.125-.135 |
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- .000 |
- .0312 |
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0.25 |
3/4" |
.180-.200 |
| 24" to 36" |
+ .0468 |
+ .000 |
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0.285 |
3/4" |
.200-.220 |
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- .000 |
- .0625 |
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Note: |
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| 36" to 60" |
+ .0625 |
+ .000 |
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125-250 AARH is the optimum flange finish |
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- .000 |
- .0625 |
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(Concentric or phonographic) |
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Teflon