The 21443-1 is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024, blade_type: RADIAL TIP, design_type: SINGLE WIDTH, keyway_type: MACHINE, hub_location: CENTER OF BLADES, keyway_width: 0.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-00-848-8978, 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 | ALUMINUM ALLOY 2024 |
| blade_type | RADIAL TIP |
| design_type | SINGLE WIDTH |
| keyway_type | MACHINE |
| hub_location | CENTER OF BLADES |
| hub_quantity | 1 |
| keyway_width | 0.250 INCHES NOMINAL IN |
| keyway_length | 0.298 INCHES NOMINAL IN |
| overall_width | 5.344 INCHES NOMINAL IN |
| blade_quantity | 3 |
| keyway_quantity | 1 |
| mounting_method | KEY |
| NSN | 5998-00-848-8978 |
| OVERALL HEIGHT | 0.761 INCHES NOMINAL IN |
| OVERALL WIDTH | 1.600 INCHES NOMINAL IN |
| OVERALL LENGTH | 1.600 INCHES NOMINAL IN |
| SPECIAL FEATURES | PRINTED WIRING BOARD 1; TRANSISTOR 1; DIODE 3; TRANSFORMER 1; RESISTOR 11; CAPACITOR 5; CONTACT 6 |
| OVERALL HEIGHT | 0.761 INCHES NOMINAL IN |
| OVERALL WIDTH | 1.600 INCHES NOMINAL IN |
| OVERALL LENGTH | 1.600 INCHES NOMINAL IN |
| SPECIAL FEATURES | PRINTED WIRING BOARD 1; TRANSISTOR 1; DIODE 3; TRANSFORMER 1; RESISTOR 11; CAPACITOR 5; CONTACT 6 |