| CROSS-SECTIONAL SHAPE STYLE | CUP BOTTOM RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR INTERMEDIATE RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR TOP RING |
| HEIGHT | 1.125 INCHES NOMINAL |
| INSIDE DIAMETER | 0.480 INCHES NOMINAL |
| JOINT TYPE | BUTT BOTTOM RING |
| JOINT TYPE | BUTT INTERMEDIATE RING |
| JOINT TYPE | BUTT TOP RING |
| OUTSIDE DIAMETER | 0.875 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-16685 CL 2,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE BOTTOM RING |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-16685 CL 2,TY 2 MIL SPEC SINGLE MATERIAL RESPONSE TOP RING |
| MATERIAL | ASBESTOS BOTTOM RING |
| MATERIAL | ASBESTOS TOP RING |
| MATERIAL | PLASTIC AND COTTON INTERMEDIATE RING |
| NONDEFINITIVE SPEC/STD DATA | 2 CLASS AND 2 TYPE AND B SIZE |
| SPECIAL FEATURES | INTERMEDIATE RINGS MAY BE OF ONE CONTINUOUS LG |
| TEMP RATING | 212.0 FAHRENHEIT |