The Lamp,sodium, cataloged under National Stock Number 6240-01-049-2871, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Pacific Custom Components Corporation. 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6240-01-049-2871 |
| Primary Part Number | A-A-1757 TY1 |
| Item Name | Lamp,sodium |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Pacific Custom Components Corporation |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Base Style | MOGUL SCREW |
| Rated Average Life | HOURS |
| Bulb Designator | E-23 1/2 |
| Burning Position | BASE UP TO HORIZONTAL |
| Wattage Rating | 100.000 WATTS |
| Emitted Light Characteristic | WHITE |
| Light Output Rating | 8550.000 LUMENS NOMINAL SINGLE RATING |
| Bulb Style | E (ELIPTICAL) |
| Voltage Rating | 55.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 24000.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A-A-1757 TY1 PRIMARY | Pacific Custom Components Corporation (USA) |
| Reference | Meaning |
|---|---|
| A-A-1757 TY1 | 5/9 Secondary reference U.S. Government activity |
| S54SB-100 | 5/2 Secondary reference U.S. Government activity |
| A-A-1757 | 5/1 Secondary reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| LU100 | 5/9 Secondary reference General Electric Company Dba Ge |
| LU100/BU | 5/9 Secondary reference General Electric Company Dba Ge |
| LU100 | 5/9 Secondary reference Splane Electric Supply Co |
NSN 6240-01-049-2871 is a Lamp,sodium, manufactured by Pacific Custom Components Corporation, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-049-2871 has 1 manufacturer part number on file: A-A-1757 TY1 (Pacific Custom Components Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6240-01-080-9620. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-1757 TY1: Bulb Light Transmission Characteristic: TRANSPARENT; Base Style: MOGUL SCREW; Rated Average Life: HOURS; Bulb Designator: E-23 1/2. 11 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.