The Light,navigational,aircraft, cataloged under National Stock Number 6220-01-491-9447, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6220-01-491-9447 |
| Primary Part Number | 75-790055-317 |
| Item Name | Light,navigational,aircraft |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-P-23577 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| Shape | RECTANGULAR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 75-790055-317 PRIMARY | The Boeing Company Div Defense (USA) |
| 5390-417 | Luminescent Systems, Inc. Dba Lsi Div Lsi-Nh (USA) |
| Reference | Meaning |
|---|---|
| 5390 | 5/9 Secondary reference Luminescent Systems, Inc. Dba Lsi Div Lsi-Nh |
NSN 6220-01-491-9447 is a Light,navigational,aircraft, manufactured by The Boeing Company Div Defense, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
NSN 6220-01-491-9447 has 2 manufacturer part numbers on file: 75-790055-317 (The Boeing Company Div Defense), 5390-417 (Luminescent Systems, Inc. Dba Lsi Div Lsi-Nh).
2 possible matches (shared part number, not a government interchangeability claim): 6220-01-491-9454, 5963-01-506-0158. Verify interchangeability with system specifications before substitution.
Key specifications for 75-790055-317: Surface Treatment Document and Classification: MIL-P-23577 MIL SPEC SINGLE TREATMENT RESPONSE BODY; Shape: RECTANGULAR; Overall Length: 11.120 INCHES MINIMUM AND 11.180 INCHES MAXIMUM IN; Overall Width: 4.410 INCHES MINIMUM AND 4.470 INCHES MAXIMUM IN. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.