The Lamp,mercury Vapor, cataloged under National Stock Number 6240-00-170-5302, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-00-170-5302 |
| Item Name | Lamp,mercury Vapor |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Overall Diameter | 5.750 INCHES NOMINAL IN |
| Base Style | WIRE LEADS, DOWN |
| Rated Average Life | HOURS |
| Bulb Designator | T-2 |
| Wire Lead Length | 1.500 INCHES NOMINAL IN |
| Wattage Rating | 300.000 WATTS |
| Emitted Light Characteristic | WHITE |
| Light Output Rating | 3200.000 LUMENS NOMINAL SINGLE RATING |
| Bulb Style | T (CIRCULAR) |
| Voltage Rating | 1000.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 1000.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 7657-240 | 5/9 Secondary reference Recon/optical, Inc. |
| C-1211 | 3/9 Design control — primary reference Aristo Grid Lighting Technologies Llc Dba Aristo Grid Lamp Prods Inc |
NSN 6240-00-170-5302 is a Lamp,mercury Vapor, classified under FSC 6240, Electric Lamps. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 6685-00-551-2190, 5999-00-725-5836, 1075-01-040-9146. Verify interchangeability with system specifications before substitution.
Key specifications for 6240-00-170-5302: Bulb Light Transmission Characteristic: TRANSPARENT; Overall Diameter: 5.750 INCHES NOMINAL IN; Base Style: WIRE LEADS, DOWN; Rated Average Life: HOURS. 12 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.