| HARDNESS RATING | 269.0 BRINELL HULTGREN MINIMUM AND 311.0 BRINELL HULTGREN MAXIMUM |
| OVERALL LENGTH | 2.620 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4140 |
| NOMINAL THREAD SIZE | 0.750 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.750 INCHES STUD THREAD |
| SPECIAL FEATURES | NUT END THREAD SIZE 0.737 IN MIN,0.742 IN MAX FOR DISTANCE OF 0.810 IN LONG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232 MIL SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OR PHOSPHATE ZINC OVERALL |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 1.000 INCHES NOMINAL NUT THREAD |
| THREAD LENGTH | 1.000 INCHES NOMINAL STUD THREAD |
| THREAD PITCH DIAMETERS | +0.7141 TO 0.7173 INCHES NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF 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 |