| CROSS-SECTIONAL SHAPE STYLE | ANGLE BOTTOM RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR INTERMEDIATE RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR TOP RING |
| HEIGHT | 1.375 INCHES NOMINAL |
| INSIDE DIAMETER | 1.232 INCHES NOMINAL |
| JOINT TYPE | BUTT BOTTOM RING |
| JOINT TYPE | BUTT INTERMEDIATE RING |
| JOINT TYPE | BUTT TOP RING |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-16685 CL 2,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE TOP RING |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-16685 CL 1,COMP B MIL SPEC SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-16685 CL 2,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING |
| MATERIAL | ASBESTOS BOTTOM RING |
| MATERIAL | ASBESTOS TOP RING |
| MATERIAL | CORK AND GRAPHITE AND OIL LUBRICATING AND PLASTIC AND COTTON INTERMEDIATE RING |
| OUTSIDE DIAMETER | 1.687 INCHES NOMINAL |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY TYPE AND SIZE |
| SPECIAL FEATURES | INTERMEDIATE RINGS MAY BE OF ONE CONTINUOUS LG |