FASTENER LENGTH | 1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
GRIP LENGTH | 0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
HARDNESS RATING | 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL |
HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GRADE 2 UNS G10250/UNS G10300 ASSN STD ALL MATERIAL RESPONSES OR FF-S-85,PARA 3.1.1 FED SPEC ALL MATERIAL RESPONSES OVERALL |
MATERIAL | STEEL COMP 1025 OR STEEL COMP 1030 OVERALL |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE AND 2 GRADE AND 5/16UNF SIZE |
SPECIFICATION/STANDARD DATA | 81348-FF-S-85 GOVERNMENT SPECIFICATION AND 24617-123785 MANUFACTURERS STANDARD AND 96906-MS35292/CANCELED/ GOVERNMENT STANDARD |
WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TYPE 2,CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OR CHROMATE ZINC OVERALL |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 24 |
THREAD SERIES DESIGNATOR | UNF |