THREAD SERIES DESIGNATOR | UNRC |
NOMINAL THREAD DIAMETER | 1.000 INCHES |
THREAD QUANTITY PER INCH | 8 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 2.500 INCHES MAXIMUM |
FASTENER LENGTH | 2.400 INCHES MINIMUM AND |
| 2.500 INCHES MAXIMUM |
MATERIAL | IRON ALLOY 660 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | SILVER OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2411 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND |
| 42.0 ROCKWELL C MAXIMUM OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
HEAD STYLE | FLAT CHAMFER |
HEAD DIAMETER | 1.479 INCHES MINIMUM AND |
| 1.500 INCHES MAXIMUM |
HEAD HEIGHT | 0.988 INCHES MINIMUM AND |
| 1.000 INCHES MAXIMUM |
INTERNAL DRIVE STYLE | HEXAGON |
WIDTH ACROSS FLATS | 0.750 INCHES MINIMUM AND |
| 0.757 INCHES MAXIMUM |
SPECIFICATION/STANDARD DATA | 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
PRECIOUS MATERIAL | SILVER |