16990-92C-3B: SCREW,CAP,SOCKET HEAD.
The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.168 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN, thread_length: 0.058 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN, fastener_length: 0.158 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-128-1049, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL OVERALL |
| head_style | FLAT COUNTERSUNK |
| thread_class | 3A A |
| head_diameter | 0.168 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| thread_length | 0.058 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN |
| fastener_length | 0.158 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| hardness_rating | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| countersink_angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| surface_treatment | OXIDE OVERALL |
| width_across_flats | 0.050 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| NSN | 5305-01-128-1049 |
| WIDTH ACROSS FLATS | 0.050 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.158 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.058 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| NOMINAL THREAD DIAMETER | 0.086 INCHES IN |
| HEAD STYLE | FLAT COUNTERSUNK |
| THREAD DIRECTION | RIGHT-HAND |
| SURFACE TREATMENT | OXIDE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH LBS |