| END DIAMETER | 0.3100 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM |
| BORE DIAMETER | 0.3100 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.4800 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM |
| COUNTERBORE LENGTH | 0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM |
| DESIGN TYPE | SOLID |
| DISTANCE FROM END TO FIRST STEP | 0.3550 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.9490 INCHES NOMINAL |
| FIRST STEP LENGTH | 0.0900 INCHES NOMINAL |
| FSC APPLICATION DATA | HOUSING ASSY,ENGINE ACFT,P/N 491980 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL COMP 630 |
| OVERALL HEIGHT | 0.5400 INCHES NOMINAL |
| SECOND COUNTERBORE DIAMETER | 0.7700 INCHES MINIMUM AND 0.7900 INCHES MAXIMUM |
| SECOND COUNTERBORE LENGTH | 0.1050 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 1.2860 INCHES MINIMUM AND 1.2880 INCHES MAXIMUM |
| STYLE DESIGNATOR | SEAT |
| SURFACE TREATMENT | ANODIZE |