| CENTER HOLE SHAPE STYLE | ROUND |
| COLOR | BLUE OVERALL |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ZZ-R-765 CLASS 1A GRADE 50 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | RUBBER SILICONE CLASS Q OVERALL |
| OVERALL DIAMETER | 0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHERS-PLASTIC AND SYNTHETIC RUBBER |
| PERIPHERAL SHAPE STYLE | ROUND |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM IS FAA CERTIFIED |
| SPECIAL FEATURES | DESIGNED FOR LOW TEMPERATURE |
| THICKNESS | 0.063 INCHES NOMINAL |