| ELONGATION PERCENTAGE | 80 MAXIMUM |
| CENTER HOLE DIAMETER | 4.454 INCHES MINIMUM AND 4.514 INCHES MAXIMUM |
| CROSS-SECTIONAL HEIGHT | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| HARDNESS RATING | 90.0 SHORE DUROMETER A NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-22050, GRADE 3 MIL SPEC SINGLE MATERIAL RESPONSE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PACKING,PREFORMED |
| MATERIAL | RUBBER ETHYLENE-PROPYLENE CLASS EPM |