| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL CORROSION RESISTING |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| NUT END SHANK LENGTH | 0.230 INCHES NOMINAL |
| OVERALL LENGTH | 1.425 INCHES NOMINAL |
| SHOULDER DIAMETER | 0.500 INCHES NOMINAL |
| SHOULDER LENGTH | 0.075 INCHES NOMINAL |
| SPECIAL FEATURES | HEAT TREAT TO COND H 1025 PER P.S. 318/10,FSCM K0654; ONE HOLE 0.069 IN. MIN AND 0.074 IN. MAX DIA LOCATED AT EACH END OF ITEM |
| STYLE DESIGNATOR | SHOULDERED |
| SURFACE FINISH | 63.0 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | P.S. 124,P.S. 923,FSCM K0654 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.300 INCHES MINIMUM STUD THREAD AND 0.420 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 0.500 INCHES MINIMUM NUT THREAD AND 0.620 INCHES MAXIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD QUANTITY PER INCH | 28 STUD THREAD |
| THREAD SERIES DESIGNATOR | UNJF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNJF STUD THREAD |