| CROSS-SECTIONAL SHAPE STYLE | SOLID SINGLE OR COMPOSITION |
| OUTSIDE DIAMETER | 4.150 INCHES NOMINAL |
| APERTURE DIAMETER | 3.880 INCHES NOMINAL |
| CROSS-SECTIONAL THICKNESS | 0.062 INCHES NOMINAL |
| MATERIAL | RUBBER CHLOROPRENE CLASS CR OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-6855, CL 2, TY A, GR 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYLE DESIGNATOR | CIRCULAR |