| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR TOP RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR BOTTOM RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR INTERMEDIATE RING |
| HEIGHT | 1.250 INCHES NOMINAL |
| INSIDE DIAMETER | 1.375 INCHES MINIMUM AND 1.406 INCHES MAXIMUM |
| INTERMEDIATE RING QUANTITY | 3 |
| OUTSIDE DIAMETER | 1.969 INCHES MINIMUM AND 2.000 INCHES MAXIMUM |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE AND ASBESTOS OVERALL |