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Mechanical Seals and Gasket Supply is our Specialty.
American Seal and Packing is a leading manufacturer & distributor of mechanical seals, Grafoil, gasket material, cut gaskets and quality o-rings providing innovative solutions to mechanical seal problems.
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AST 80
DUAL CARTRIDGE SEAL
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| The AST 80 seal requires 3/8 inch radial cross section space in
shaft sizes through 2.500 inches, and 1/2 inch cross section in larger sizes. The
standard gland is slotted to accommodate a range of bolt circles. Seals are also
available from stock to fit popular pumps with oversize seal chambers. |
| SHAFT SIZE |
ROTARY OD |
MINIMUM
BOX BORE |
GLAND O-RING |
GLAND OD |
| ID |
OD |
| 1.000 |
1.69 |
1.750 |
1.88 |
2.25 |
4.09 |
| 1.125 |
1.81 |
1.875 |
2.00 |
2.38 |
4.22 |
| 1.250 |
1.94 |
2.000 |
2.13 |
2.50 |
4.34 |
| 1.375 |
2.06 |
2.125 |
2.25 |
2.63 |
4.47 |
| 1.438 |
2.19 |
2.250 |
2.38 |
2.75 |
4.97 |
| 1.500 |
2.19 |
2.250 |
2.38 |
2.75 |
4.97 |
| 1.625 |
2.31 |
2.375 |
2.50 |
2.88 |
4.97 |
| 1.750 |
2.44 |
2.500 |
2.63 |
3.00 |
5.47 |
| 1.875 |
2.56 |
2.625 |
2.75 |
3.11 |
5.47 |
| 2.000 |
2.69 |
2.750 |
2.88 |
3.25 |
5.47 |
| 2.125 |
2.81 |
2.875 |
3.00 |
3.38 |
5.97 |
| 2.188 |
2.94 |
3.000 |
3.13 |
3.50 |
6.22 |
| 2.250 |
2.94 |
3.000 |
3.13 |
3.50 |
6.22 |
| 2.375 |
3.06 |
3.125 |
3.25 |
3.63 |
6.22 |
| 2.500 |
3.19 |
3.250 |
3.38 |
3.75 |
6.47 |
| 2.625 |
3.54 |
3.625 |
3.75 |
4.13 |
7.63 |
| 2.750 |
3.66 |
3.750 |
3.88 |
4.25 |
7.75 |
| 2.875 |
3.79 |
3.875 |
4.00 |
4.38 |
7.88 |
| 3.000 |
3.91 |
4.000 |
4.13 |
4.50 |
8.00 |
| 3.125 |
4.04 |
4.125 |
4.25 |
4.63 |
8.13 |
| 3.250 |
4.16 |
4.250 |
4.38 |
4.75 |
8.25 |
| 3.375 |
4.29 |
4.375 |
4.50 |
4.88 |
8.38 |
| 3.500 |
4.41 |
4.500 |
4.63 |
5.00 |
8.50 |
| 3.625 |
4.54 |
4.625 |
4.75 |
5.13 |
8.63 |
| 3.750 |
4.66 |
4.750 |
4.88 |
5.25 |
8.75 |
| 3.875 |
4.79 |
4.875 |
5.00 |
5.38 |
8.88 |
| 4.000 |
4.91 |
5.000 |
5.13 |
5.50 |
9.00 |
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