The Light,navigational,aircraft, cataloged under National Stock Number 6220-01-668-7478, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is Hi-Shear Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6220-01-668-7478 |
| Primary Part Number | HLX64621 |
| Item Name | Light,navigational,aircraft |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HLX64621 PRIMARY | Hi-Shear Corporation (USA) |
NSN 6220-01-668-7478 is a Light,navigational,aircraft, manufactured by Hi-Shear Corporation, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
NSN 6220-01-668-7478 has 1 manufacturer part number on file: HLX64621 (Hi-Shear Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6240-01-669-4407. Verify interchangeability with system specifications before substitution.
Key specifications for HLX64621: Special Features: HALOGEN LAMP; Part Name Assigned by Controlling Agency: CH-53K SIKORSKY HEAVY LIFT HELICOPTER; End Item Identification: CXCY. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.