| HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.440 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.400 INCHES MINIMUM AND 1.420 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE1095 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.056 INCHES MINIMUM AND 0.058 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1095 OVERALL |
| SPECIAL FEATURES | PARTS MUST BE FREE FROM HYDROGEN EMBRITTLEMENT |
| STYLE DESIGNATOR | SPLIT HELICAL-LEFT HAND |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FREIGHTLINERSPEC49-00005-201 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |