| CROSS-SECTIONAL SHAPE | HEXAGON |
| CROSS-SECTIONAL LENGTH | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.164 INCHES RIGHT INTERNAL |
| SPECIAL FEATURES | MATERIAL: STEEL COMP 303 OR STEEL COMP 303SE OVERALL;SURFACE TREATMENT: PASSIVATE OVERALL;MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD ALL MATERIAL RESPONSES OVERALL;SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL;BEARING SURFACE TYPE: FLAT |
| SPECIFICATION/STANDARD DATA | 80205-NAS1831 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| WIDTH ACROSS FLATS | 0.309 INCHES MINIMUM AND 0.317 INCHES MAXIMUM |
| THREAD CLASS | 2B RIGHT INTERNAL |
| THREAD DIRECTION | RIGHT-HAND RIGHT INTERNAL |
| THREAD QUANTITY PER INCH | 32 RIGHT INTERNAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |