| DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD | 0.160 INCHES NOMINAL |
| DISTANCE FROM SERRATED PORTION TO NUT END | 0.923 INCHES MINIMUM AND 0.953 INCHES MAXIMUM |
| DISTANCE FROM SERRATED PORTION TO STUD END | 0.425 INCHES MINIMUM AND 0.455 INCHES MAXIMUM |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM |
| LOCKING FEATURE | RING, LOCK SERRATED |
| OVERALL LENGTH | 1.378 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4130 |
| NOMINAL THREAD SIZE | 0.190 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.250 INCHES STUD THREAD |
| SPECIAL FEATURES | 125000 PSI MIN. TENSIL STRENGTH |
| SERRATION INCLUDED ANGLE | 101.0 DEGREES MINIMUM AND 104.0 DEGREES MAXIMUM |
| SERRATION QUANTITY | 13 |
| STYLE DESIGNATOR | LOCKED IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD LENGTH | 0.265 INCHES MINIMUM AND 0.295 INCHES MAXIMUM STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.425 INCHES MINIMUM AND 0.455 INCHES MAXIMUM NUT THREAD |
| THREAD PITCH DIAMETERS | +0.2187 TO 0.2204 INCHES STUD THREAD |
| THREAD QUANTITY PER INCH | 20 STUD THREAD |
| THREAD QUANTITY PER INCH | 32 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |