| CENTER HOLE DIAMETER | 1.719 INCHES MINIMUM AND 1.749 INCHES MAXIMUM |
| CROSS-SECTIONAL HEIGHT | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7280 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | RUBBER FLUOROCARBON CLASS FPM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PACKING, PREFORMED- AMS 7280, "O"RING |