COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND 101.5 DEGREES MAXIMUM |
FASTENER LENGTH | 2.9800 INCHES MINIMUM AND 3.0100 INCHES MAXIMUM |
HEAD MAJOR DIAMETER | 0.4720 INCHES MINIMUM AND 0.4780 INCHES MAXIMUM |
HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
MATERIAL | ALUMINUM ALLOY 7050 OVERALL |
SHANK DIAMETER | 0.2490 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM |
SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CHROMATE OVERALL |