| HARDNESS RATING | 44.0 ROCKWELL C MAXIMUM44.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5734 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.3750 INCHES0.3750 INCHES |
| NUT HEIGHT | 0.153 INCHES NOMINAL0.153 INCHES NOMINAL |
| NUT STYLE | CAPCAP |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,SELF LOCKING,HEXAGON REGULAR HEIGHTNUT,SELF LOCKING,HEXAGON REGULAR HEIGHT |
| PRECIOUS MATERIAL | SILVER |
| WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM0.564 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | SILVER OVERALL |
| THREAD CLASS | 3B3B |
| THREAD DIRECTION | RIGHT-HANDRIGHT-HAND |
| THREAD QUANTITY PER INCH | 2424 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |