| HARDNESS RATING | 46.5 ROCKWELL A MINIMUM AND 63.0 ROCKWELL A MAXIMUM |
| OVERALL LENGTH | 0.670 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5639 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL CORROSION RESISTING |
| NOMINAL THREAD SIZE | 0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED |
| THREAD CLASS | 3A LOCATION NOT OTHERWISE SPECIFIED |
| THREAD DIRECTION | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| THREAD SERIES DESIGNATOR | UNF LOCATION NOT OTHERWISE SPECIFIED |
| THREAD QUANTITY PER INCH | 28 LOCATION NOT OTHERWISE SPECIFIED |