678A4: COIL,RADIO FREQUENCY.
The COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, taper_length: 0.063 INCHES MAXIMUM IN, bb_end_radius: 0.016 INCHES NOMINAL IN, bore_diameter: 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN, overall_length: 2.906 INCHES NOMINAL IN, aa_end_diameter: 0.665 INCHES MINIMUM AND 0.675 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 2805-00-752-1811, 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 | COPPER ALLOY |
| taper_length | 0.063 INCHES MAXIMUM IN |
| bb_end_radius | 0.016 INCHES NOMINAL IN |
| bore_diameter | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| overall_length | 2.906 INCHES NOMINAL IN |
| aa_end_diameter | 0.665 INCHES MINIMUM AND 0.675 INCHES MAXIMUM IN |
| bore_counterbore | NOT INCLUDED |
| bore_countersink | INCLUDED |
| outside_diameter | 0.6885 INCHES MINIMUM AND 0.6890 INCHES MAXIMUM IN |
| style_designator | STEPPED-STEPPED TAPERED SHANK END |
| countersink_length | 0.030 INCHES MINIMUM IN |
| countersink_location | AA END AND BB END |
| NSN | 2805-00-752-1811 |
| SHOULDER SECOND FILLET RADIUS | 0.031 INCHES NOMINAL IN |
| COUNTERSINK ANGLE IN DEG | 45.0 |
| FSC APPLICATION DATA | ENGINE,GASOLINE,NONAIRCRAFT |
| AA END CHAMFER ANGLE IN DEG | 45.0 |
| AA END CHAMFER LENGTH | 0.016 INCHES NOMINAL IN |
| MAJOR DIAMETER LENGTH | 2.094 INCHES NOMINAL IN |
| TAPER MINOR DIAMETER | 0.684 INCHES MINIMUM AND 0.686 INCHES MAXIMUM IN |
| STYLE DESIGNATOR | STEPPED-STEPPED TAPERED SHANK END |
| OVERALL LENGTH | 2.906 INCHES NOMINAL IN |
| BORE COUNTERBORE | NOT INCLUDED |