FASTENER LENGTH | 0.8850 INCHES MINIMUM AND 0.9050 INCHES MAXIMUM |
GRIP LENGTH | 0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM |
HEAD HEIGHT | 0.0590 INCHES MINIMUM AND 0.0690 INCHES MAXIMUM |
HEAD MAJOR DIAMETER | 0.3870 INCHES MINIMUM AND 0.4120 INCHES MAXIMUM |
LUBRICATION | CETYL ALCOHOL |
MATERIAL | IRON ALLOY 660 OVERALL |
NOMINAL THREAD SIZE | 0.2500 INCHES |
SHANK DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
WIDTH BETWEEN FLATS | 0.0947 INCHES MINIMUM AND 0.0967 INCHES MAXIMUM |