| MATERIAL | STEEL COMP 4140 OR |
| STEEL COMP 4340 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 6484 ASSN STD 2ND MATERIAL RESPONSE OR |
| AMS 6382 ASSN STD 3RD MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY II,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | LOCKED IN |
| DISTANCE FROM SERRATED PORTION TO NUT END | 1.125 INCHES NOMINAL |
| DISTANCE FROM SERRATED PORTION TO STUD END | 0.690 INCHES NOMINAL |
| DISTANCE FROM SERRATED PORTION TO END OF STUD THREAD | 0.080 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNJF NUT THREAD |
| UNC STUD THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| 0.375 INCHES STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| 2A STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| 16 STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.750 INCHES NOMINAL NUT THREAD |
| 0.510 INCHES NOMINAL STUD THREAD |
| LOCKING FEATURE | RING, LOCK SERRATED |
| FURNISHED ITEMS AND QUANTITY | MATING LOCKRING NOT INCLUDED 1 |
| SPECIAL FEATURES | HEAT TREAT: 160-180 KSI ULTIMATE TENSILE STRENGTH; MACHINE SURFACES SHALL BE 125 MICROINCHES IN ACCORDANCE W/ANSI B46.1 EXCEPT FOR SERRATED COLLAR |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | STUD,RINGLOCKED |