The Lamp,incandescent, cataloged under National Stock Number 6240-00-155-7787, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Wamco, Inc. Dba Wamco Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-00-155-7787 |
| Primary Part Number | WL-307SB |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Wamco, Inc. Dba Wamco Inc |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | C-2V V |
| Base Style | SINGLE CONTACT BAYONET CANDELABRA |
| Rated Average Life | HOURS |
| Bulb Designator | S-8 |
| Burning Position | HORIZONTAL |
| Filament Heavy Duty Service Rating | NOT RATED |
| Specification/standard Data | 08108-307SB MANUFACTURERS STANDARD |
| Wattage Rating | 18.200 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 21.000 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| Light Center Length | 1.125 INCHES NOMINAL IN |
| Bulb Style | S (STRAIGHT SIDE) |
| Light Intensity Distribution Feature | REFLECTIVE BOWL |
| Current Rating for Which Designed | 0.670 AMPERES NOMINAL |
| Voltage Rating | 28.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 500.0 |
| 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 |
|---|---|
| WL-307SB | Wamco, Inc. Dba Wamco Inc (USA) |
| AA52463-B07 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| 307SB | 5/9 Secondary reference General Electric Co Miniature Lamp Products Dept Lighting Business Group |
| 307SB | 5/9 Secondary reference U.S. Government activity |
| AN3124SB307 | 5/9 Secondary reference U.S. Government activity |
| 87-0130 | 5/9 Secondary reference Bae Systems Information & Electronic Systems Integration Inc. |
| 307SB | 5/1 Secondary reference Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| MS25232-307SB | 5/9 Secondary reference U.S. Government activity |
| A1659-4 | 5/1 Secondary reference Grimes Aerospace Company |
| 87-0130 | 5/1 Secondary reference Finnigan Corporation |
| MS35478-307SB | 5/9 Secondary reference U.S. Government activity |
| A-A-52463 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
NSN 6240-00-155-7787 is a Lamp,incandescent, manufactured by Wamco, Inc. Dba Wamco Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-00-155-7787 has 2 manufacturer part numbers on file: WL-307SB (Wamco, Inc. Dba Wamco Inc), AA52463-B07 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
1 possible match (shared part number, not a government interchangeability claim): 5310-00-828-4824. Verify interchangeability with system specifications before substitution.
Key specifications for WL-307SB: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-2V V; Base Style: SINGLE CONTACT BAYONET CANDELABRA; Rated Average Life: HOURS. 17 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.