| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 9.935 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP E4340 |
| NOMINAL THREAD SIZE | 0.438 INCHES NUT THREAD0.625 INCHES STUD THREAD |
| SPECIAL FEATURES | ACME RIGHT HAND MEASUREMENT OVER PINS 0.875-6; 0.0864 PIN DIA. FIRST SHOULDER 0.999-1-000 IN. DIA.; SURFACE HARDNESS ON STEP 20.0 DEGREES; COTTER PIN HOLE IN STUD END 0.156 IN. THRU; KEY SLOT WOODRUFF 0.625 DIA.; 0.156 IN. LG |
| THREAD DIRECTION | LEFT-HAND NUT THREADRIGHT-HAND STUD THREAD |
| THREAD CLASS | 2A NUT THREAD3A STUD THREAD |
| THREAD LENGTH | 0.475 INCHES NOMINAL NUT THREAD0.720 INCHES NOMINAL STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREADUNF STUD THREAD |
| THREAD QUANTITY PER INCH | 20 NUT THREAD18 STUD THREAD |