| DISTANCE FROM CENTERLINE TO END OF KEY | 1.750 INCHES NOMINAL |
| EXTERNAL STRAIGHT KEY WIDTH | 0.230 INCHES NOMINAL |
| HOLE DIAMETER | 2.190 INCHES MINIMUM AND 2.200 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6709 COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATERIAL THICKNESS | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| OUTSIDE DIAMETER | 3.130 INCHES NOMINAL |
| SPECIAL FEATURES | EXTERNAL KEY CONTAINS A 0.062 INCH DIA HOLE,AND WASHER HAS AN INTERNAL STRAIGHT KEY |
| STYLE DESIGNATOR | KEY |