| DISTANCE ACROSS FLATS | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| OVERALL LENGTH | 1.516 INCHES MINIMUM AND 1.546 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.112 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.112 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.160 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| NUT END SHANK LENGTH | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| SPECIAL FEATURES | 0.334 IN. LG RECESSED SECTION ON STUD END |
| SHOULDER LENGTH | 0.094 INCHES NOMINAL |
| STUD END SHANK DIAMETER | 0.160 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| STUD END SHANK LENGTH | 0.156 INCHES NOMINAL |
| STYLE DESIGNATOR | SHOULDERED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD CLASS | 2A NUT THREAD |
| THREAD CLASS | 2A STUD THREAD |
| THREAD LENGTH | 0.313 INCHES MINIMUM AND 0.437 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 0.281 INCHES MINIMUM STUD THREAD |
| THREAD QUANTITY PER INCH | 40 NUT THREAD |
| THREAD QUANTITY PER INCH | 40 STUD THREAD |
| THREAD SERIES DESIGNATOR | UNC NUT THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |