DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 1.265 INCHES NOMINAL |
HEAT TREATMENT | T-6 SOLUTION HEAT TREATED, ARTIFICALLY AGED |
HOLE DIAMETER | 2.750 INCHES MINIMUM AND 2.755 INCHES MAXIMUM |
INTERNAL KEY QUANTITY | 1 |
INTERNAL STRAIGHT KEY WIDTH | 0.230 INCHES NOMINAL |
OUTSIDE DIAMETER | 3.150 INCHES NOMINAL |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-222 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-277 FED SPEC 2ND MATERIAL RESPONSE OR QQ-A-268 FED SPEC 3RD MATERIAL RESPONSE OR WW-T-789 FED SPEC 4TH MATERIAL RESPONSE OVERALL |
MATERIAL THICKNESS | 0.429 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
MATERIAL | ALUMINUM ALLOY OR ALUMINUM ALLOY 5083 OVERALL |
STYLE DESIGNATOR | KEY |
SURFACE FINISH | 25.0 MICROINCHES BOTTOM |
SURFACE FINISH | 25.0 MICROINCHES TOP |
SURFACE FINISH | 63.0 MICROINCHES OUTER |
SURFACE TREATMENT | ANODIZE OVERALL |