The Lamp,incandescent, cataloged under National Stock Number 6240-01-678-0545, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Executive Instruments, Inc. Dba Executive Instruments Inc Div Executive Technical Services,inc. Dba. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-678-0545 |
| Primary Part Number | 400638-314 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Executive Instruments, Inc. Dba Executive Instruments Inc Div Executive Technical Services,inc. Dba |
| Status | ACTIVE |
| Overall Diameter | 0.358 INCHES NOMINAL IN |
| Emitted Light Characteristic | GREEN |
| Voltage Rating | 28.0 VOLTS 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 |
|---|---|
| 400638-314 PRIMARY | Executive Instruments, Inc. Dba Executive Instruments Inc Div Executive Technical Services,inc. Dba (USA) |
NSN 6240-01-678-0545 is a Lamp,incandescent, manufactured by Executive Instruments, Inc. Dba Executive Instruments Inc Div Executive Technical Services,inc. Dba, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-678-0545 has 1 manufacturer part number on file: 400638-314 (Executive Instruments, Inc. Dba Executive Instruments Inc Div Executive Technical Services,inc. Dba).
Key specifications for 400638-314: Overall Diameter: 0.358 INCHES NOMINAL IN; Overall Length: 1.190 INCHES NOMINAL IN; Emitted Light Characteristic: GREEN; Part Name Assigned by Controlling Agency: T 3-1/4 NVIS GREEN 'A' LAMP. 3 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.