| HOLE DIAMETER | 0.260 INCHES MINIMUM AND 0.260 INCHES MINIMUM AND 0.271 INCHES MAXIMUM0.271 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.552 INCHES MINIMUM AND 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM0.572 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.045 INCHES MINIMUM AND 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM0.055 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | FASTNER, SEALS, SEALING WASHERFASTNER, SEALS, SEALING WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | STMA109/A109M ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MATERIAL | PLASTIC ACRYLONITRILE SEALING ELEMENT |
| MATERIAL | STEEL COMP 1137 BODY |
| STYLE DESIGNATOR | CONCAVE |
| SURFACE TREATMENT | ZINC BODY |