The Light,cockpit,aircraft, cataloged under National Stock Number 6220-01-129-4574, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6220-01-129-4574 |
| Primary Part Number | 40240-3-1383 |
| Item Name | Light,cockpit,aircraft |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LAMP |
| Lens Color | COLORLESS |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Mounting Method | BASE |
| Features Provided | TRANSFORMER |
| Lamp Base Type Accommodated | SINGLE CONTACT BAYONET CANDELABRA |
| Wiring Provision Length | 50.0 INCHES NOMINAL SINGLE PROVISION IN |
| Wiring Provision Method | CABLE ASSEMBLY |
| Lens Transparency | TRANSPARENT |
| Surface Treatment | PAINT BODY |
| Mounting Base Diameter | 1.188 INCHES NOMINAL IN |
| Lamp Type Accommodated and Quantity | 1 INCANDESCENT |
| Material | PLASTIC LENS |
| Material | ALUMINUM BODY |
| Terminal Type and Quantity | 1 WIRE LEAD |
| Lens Surface Condition | SMOOTH FACE |
| Lens Surface Condition | SMOOTH BACK |
| Lens Type and Quantity | 1 FLAT, ROUND |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 40240-3-1383 PRIMARY | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| 40240-1383 | 5/9 Secondary reference Grimes Aerospace Company |
| 1002300-02 | 5/9 Secondary reference Raytheon Technical Services Company |
| 1002300-02 | 7/2 Vendor item drawing reference Cae Usa Inc. |
NSN 6220-01-129-4574 is a Light,cockpit,aircraft, manufactured by Grimes Aerospace Company, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
NSN 6220-01-129-4574 has 1 manufacturer part number on file: 40240-3-1383 (Grimes Aerospace Company).
Key specifications for 40240-3-1383: Furnished Items and Quantity: 1 LAMP; Overall Height: 4.203 INCHES NOMINAL IN; Lens Color: COLORLESS; Overall Diameter: 2.000 INCHES NOMINAL IN. 19 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.