The Lamp,light Emitting Diode, cataloged under National Stock Number 6240-01-655-3819, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Norman Lamps Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-655-3819 |
| Primary Part Number | LEDT18D-120W |
| Item Name | Lamp,light Emitting Diode |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Norman Lamps Inc |
| Status | ACTIVE |
| Overall Diameter | 20.0 MILLIMETERS NOMINAL MM |
| Base Style | BA15D - (SBC) |
| Rated Average Life | HOURS |
| Bulb Diameter | 20.0 MILLIMETERS NOMINAL MM |
| Wattage Rating | 1.8 WATTS |
| Bulb Style | T (TUBULAR) |
| Voltage Rating | 120.0 VOLTS NOMINAL |
| Average Life Rating in Hours | 100000.0 |
| 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 |
|---|---|
| LEDT18D-120W PRIMARY | Norman Lamps Inc (USA) |
| 331-7067740-LTG-2197 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 218077577 | 5/2 Secondary reference U.S. Government activity |
NSN 6240-01-655-3819 is a Lamp,light Emitting Diode, manufactured by Norman Lamps Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-655-3819 has 2 manufacturer part numbers on file: LEDT18D-120W (Norman Lamps Inc), 331-7067740-LTG-2197 (Naval Sea Systems Command).
Key specifications for LEDT18D-120W: Overall Diameter: 20.0 MILLIMETERS NOMINAL MM; Base Style: BA15D - (SBC); Rated Average Life: HOURS; Bulb Diameter: 20.0 MILLIMETERS NOMINAL MM. 8 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.