| DISTANCE ACROSS FLATS | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| OVERALL LENGTH | 2.400 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GR 5 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| SHOULDER LENGTH | 0.270 INCHES NOMINAL |
| STYLE DESIGNATOR | SHOULDERED |
| SPECIAL FEATURES | SUPPLEMENTARY SURFACE TREATMENT TO BE OVEN BAKED ORGANIC COATING (COLOR BLACK) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232 TY Z CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE ZINC OVERALL |
| THREAD CLASS | 2A NUT THREAD |
| THREAD CLASS | 2A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.750 INCHES NOMINAL STUD THREAD |
| THREAD LENGTH | 1.380 INCHES NOMINAL NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| THREAD QUANTITY PER INCH | 16 NUT THREAD |
| THREAD QUANTITY PER INCH | 16 STUD THREAD |