| EXTENDED WASHER THICKNESS | 0.080 INCHES MINIMUM |
| EXTENDED WASHER DIAMETER | 1.125 INCHES MINIMUM AND 1.185 INCHES MAXIMUM |
| FASTENER LENGTH | 3.940 INCHES MINIMUM AND 4.060 INCHES MAXIMUM |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.510 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| LOCKING FEATURE | STRIP THREADS |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 5 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1013 OVERALL OR STEEL COMP 1015 OVERALL OR STEEL COMP 1016 OVERALL OR STEEL COMP 1017 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1021 OVERALL OR STEEL COMP 1022 OVERALL OR STEEL COMP 1023 OVERALL OR STEEL COMP 1524 OVERALL OR STEEL COMP 1025 OVERALL OR STEEL COMP 1026 OVERALL OR STEEL COMP 1527 OVERALL OR STEEL COMP 1029 OVERALL OR STEEL COMP 1030 OVERALL OR STEEL COMP 1033 OVERALL OR STEEL COMP 1034 OVERALL OR STEEL COMP 1035 OVERALL OR STEEL COMP 1536 OVERALL OR STEEL COMP 1037 OVERALL OR STEEL COMP 1038 OVERALL OR STEEL COMP 1039 OVERALL OR STEEL COMP 1040 OVERALL OR STEEL COMP 1541 OVERALL |
| POINT STYLE | CUP |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 92000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| SPECIAL FEATURES | COLOR BLACK |
| WIDTH BETWEEN FLATS | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 6184M (5D240) FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 13 |
| THREAD SERIES DESIGNATOR | UNRC |