| CROSS-SECTIONAL SHAPE STYLE | SPECIAL TOP RING |
| CROSS-SECTIONAL SHAPE STYLE | SPECIAL BOTTOM RING |
| HEIGHT | 1.328 INCHES MINIMUM AND 1.391 INCHES MAXIMUM |
| INSIDE DIAMETER | 0.817 INCHES MINIMUM AND 0.822 INCHES MAXIMUM |
| INTERMEDIATE RING QUANTITY | 3 |
| OUTSIDE DIAMETER | 1.317 INCHES MINIMUM AND 1.322 INCHES MAXIMUM |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE BOTTOM RING |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE INTERMEDIATE RING |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE TOP RING |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |