The Stop Light-Taillight,vehicular, cataloged under National Stock Number 6220-01-166-1791, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6220-01-166-1791 |
| Item Name | Stop Light-Taillight,vehicular |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Status | ACTIVE |
| Furnished Items and Quantity | 2 NUT AND 2 LOCK WASHER |
| Lens Color | RED |
| Overall Diameter | 4.250 INCHES NOMINAL IN |
| Mounting Method | STUD(S) |
| Shape | ROUND |
| Lamp Base Type Accommodated | DOUBLE CONTACT BAYONET CANDELABRA |
| Wiring Provision Length | 7.375 INCHES NOMINAL ALL PROVISIONS IN |
| Wiring Provision Method | INDIVIDUAL WIRE |
| Lens Transparency | TRANSLUCENT |
| Surface Treatment | PAINT BODY |
| Lamp Type Accommodated and Quantity | 1 INCANDESCENT |
| Material | STEEL BODY |
| Material | PLASTIC POLYCARBONATE LENS |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Lens Surface Condition | SMOOTH FACE |
| Lens Surface Condition | CONCENTRIC RINGS BACK |
| Lens Type and Quantity | 1 PLANO CONVEX |
| Voltage Rating in Volts | 12.0 DC NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 6-19580 | 5/9 Secondary reference Dietz R E Co |
| 207-00070 | 3/9 Design control — primary reference Taylor-Dunn Corporation Dba Metro Crown International |
NSN 6220-01-166-1791 is a Stop Light-Taillight,vehicular, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6210-01-166-1796, 6710-01-347-7948. Verify interchangeability with system specifications before substitution.
Key specifications for 6220-01-166-1791: Furnished Items and Quantity: 2 NUT AND 2 LOCK WASHER; Lens Color: RED; Overall Diameter: 4.250 INCHES NOMINAL IN; Mounting Method: STUD(S). 18 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.