THREAD DIRECTION | RIGHT-HAND |
FASTENER LENGTH | 1.750 INCHES NOMINAL |
MATERIAL | STEEL COMP 4037 OR |
| STEEL COMP 4130 OR |
| STEEL COMP 8630 OR |
| STEEL COMP 8735 OR |
| STEEL COMP 8740 OR |
| STEEL COMP 4140 OVERALL |
THREAD LENGTH | 1.688 INCHES MINIMUM AND |
| 1.719 INCHES MAXIMUM |
HEAD STYLE | CROWNED HEXAGON |
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
THREAD QUANTITY PER INCH | 24 |
THREAD CLASS | 3A |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR |
| MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OR |
| MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR |
| MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR |
| MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OR |
| MIL-S-5626 MIL SPEC 6TH MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM OVERALL |
MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
HEAD HEIGHT | 0.172 INCHES NOMINAL |
WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
GRIP LENGTH | 0.031 INCHES MINIMUM AND |
| 0.062 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |