The Lamp,incandescent, cataloged under National Stock Number 6240-01-340-1925, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. Government technical data includes 6 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 | 6240-01-340-1925 |
| Primary Part Number | 10633254-4 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Northrop Grumman Corp Electronic Systems Defensive System Div |
| Status | ACTIVE |
| Base Style | WIRE LEADS, DOWN |
| Rated Average Life | HOURS |
| Wire Lead Length | 6.000 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN |
| Bulb Style | T (TUBULAR) |
| Current Rating for Which Designed | 0.475 MILLIAMPERES MINIMUM AND 0.510 MILLIAMPERES MAXIMUM |
| Average Life Rating in Hours | 600.0 |
| 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 |
|---|---|
| 10633254-4 PRIMARY | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
NSN 6240-01-340-1925 is a Lamp,incandescent, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-340-1925 has 1 manufacturer part number on file: 10633254-4 (Northrop Grumman Corp Electronic Systems Defensive System Div).
Key specifications for 10633254-4: Base Style: WIRE LEADS, DOWN; Rated Average Life: HOURS; Overall Length: 0.400 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN; Wire Lead Length: 6.000 INCHES MINIMUM AND 7.000 INCHES MAXIMUM IN. 6 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.