| EXTERNAL PREBENT KEY WIDTH | 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 19 |
| HOLE DIAMETER | 3.515 INCHES MINIMUM AND 3.535 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 1 |
| INTERNAL PREBENT KEY LENGTH | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CLASS A FED SPEC 1ST MATERIAL RESPONSE AND MIL-S-5059 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.063 INCHES NOMINAL |
| MATERIAL | NICKEL ALLOY AND STEEL COMP 302 OVERALL |
| OUTSIDE DIAMETER | 4.125 INCHES MINIMUM AND 4.145 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 4.812 INCHES MINIMUM AND 4.842 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SS-8656,FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | EPOXY OVERALL |