The Lamp,light Emitting Diode, cataloged under National Stock Number 6240-01-660-5258, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Irtronix, Inc. Dba Euri Lighting Div Euri Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-660-5258 |
| Primary Part Number | MCOB PAR 20 |
| Item Name | Lamp,light Emitting Diode |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Irtronix, Inc. Dba Euri Lighting Div Euri Company |
| Status | ACTIVE |
| Overall Diameter | 2.40 INCHES NOMINAL IN |
| Base Style | E26/24 |
| Rated Average Life | HOURS |
| Bulb Designator | 20 |
| Wattage Rating | 7.0 WATTS |
| Emitted Light Characteristic | WHITE, COOL |
| Light Output Rating | 500.0 LUMENS NOMINAL SINGLE RATING |
| Bulb Style | PAR (PARABOLIC, ALUMNIZED REFLECTOR) |
| Environmental Attribute Code | LIGHT-EMITTING DIODE (LED) LIGHT BULBS - ENERGY STAR-LIGHTING - ENERGY EFFICIENT PRODUCTS |
| Voltage Rating | 120.0 VOLTS NOMINAL |
| Average Life Rating in Hours | 25000.0 |
| 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 |
|---|---|
| MCOB PAR 20 PRIMARY | Irtronix, Inc. Dba Euri Lighting Div Euri Company (USA) |
| Reference | Meaning |
|---|---|
| EP20-2050EW | 5/9 Secondary reference Advanced Lumonics, Llc Div Earthled |
NSN 6240-01-660-5258 is a Lamp,light Emitting Diode, manufactured by Irtronix, Inc. Dba Euri Lighting Div Euri Company, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-660-5258 has 1 manufacturer part number on file: MCOB PAR 20 (Irtronix, Inc. Dba Euri Lighting Div Euri Company).
Key specifications for MCOB PAR 20: Overall Diameter: 2.40 INCHES NOMINAL IN; Base Style: E26/24; Rated Average Life: HOURS; Bulb Designator: 20. 11 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.