The Light,backup, cataloged under National Stock Number 6220-01-657-7443, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is Heil Trailer International Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6220-01-657-7443 |
| Primary Part Number | 9489-0826 |
| Item Name | Light,backup |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Manufacturer | Heil Trailer International Llc |
| Status | ACTIVE |
| Lens Color | COLORLESS |
| Shape | OVAL |
| Lens Transparency | TRANSPARENT |
| Material | PLASTIC ACRYLIC LENS |
| Material | PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS) BASE |
| Voltage Rating in Volts | 12.0 AC NOMINAL |
| 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 |
|---|---|
| 9489-0826 PRIMARY | Heil Trailer International Llc (USA) |
| Reference | Meaning |
|---|---|
| 62591 | 5/2 Secondary reference U.S. Government activity |
NSN 6220-01-657-7443 is a Light,backup, manufactured by Heil Trailer International Llc, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
NSN 6220-01-657-7443 has 1 manufacturer part number on file: 9489-0826 (Heil Trailer International Llc).
1 possible match (shared part number, not a government interchangeability claim): 8465-01-670-2302. Verify interchangeability with system specifications before substitution.
Key specifications for 9489-0826: Lens Color: COLORLESS; Shape: OVAL; Overall Width: 6.50 INCHES NOMINAL IN; Lens Transparency: TRANSPARENT. 6 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.