| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.040 INCHES NOMINAL |
| FIRST END LOCATION | LARGE END |
| HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| INTERNAL DRIVE STYLE | SOCKET |
| OVERALL LENGTH | 1.680 INCHES MINIMUM AND 1.710 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1330 OR STEEL COMP 4130 OR STEEL COMP 8630 OVERALL |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END STYLE | CHAMFERED |
| SECOND END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| SECOND END TAPER LENGTH | 0.060 INCHES MAXIMUM |
| SECOND UNDERCUT DIAMETER | 0.616 INCHES MINIMUM AND 0.621 INCHES MAXIMUM |
| SECOND UNDERCUT WIDTH | 0.046 INCHES MINIMUM AND 0.049 INCHES MAXIMUM |
| SECOND SHANK DIAMETER | 0.678 INCHES MINIMUM AND 0.683 INCHES MAXIMUM |
| SECOND SHANK LENGTH | 0.131 INCHES MINIMUM AND 0.194 INCHES MAXIMUM |
| SHANK DIAMETER | 0.375 INCHES NOMINAL |
| SHANK LENGTH | 0.720 INCHES NOMINAL |
| SHOULDER DIAMETER | 0.678 INCHES MINIMUM AND 0.683 INCHES MAXIMUM |
| STYLE DESIGNATOR | UNDERCUT |
| WIDTH BETWEEN FLATS | 0.3125 INCHES MINIMUM AND 0.3160 INCHES MAXIMUM |
| SURFACE FINISH | 63.0 MICROINCHES OUTSIDE DIAMETER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633,TYPE 2 CLASS FE/ZN5 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 2A |
| THREAD LENGTH | 0.720 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNC |
| UNDERCUT DIAMETER | 0.285 INCHES MINIMUM AND 0.293 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.090 INCHES NOMINAL |