The Lamp,glow, cataloged under National Stock Number 6240-01-198-1966, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Atr Lighting Enterprises, Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-198-1966 |
| Primary Part Number | B/A (NE51)T 3 1/4 |
| Item Name | Lamp,glow |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Atr Lighting Enterprises, Inc |
| Status | ACTIVE |
| Filling Gas Type | NEON |
| Base Style | MINIATURE BAYONET |
| Bulb Designator | T-3 1/4 |
| Circuit Voltage Rating in Volts | 105.000 MINIMUM AND 125.000 MAXIMUM |
| Wattage Rating | 75.000 WATTS |
| Bulb Style | C (CONE) |
| 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 |
|---|---|
| B/A (NE51)T 3 1/4 PRIMARY | Atr Lighting Enterprises, Inc (USA) |
| B/A (NE51) T 3 1/4 PRIMARY | General Electric Company Dba Ge (USA) |
| Reference | Meaning |
|---|---|
| 8223780-1 | 5/9 Secondary reference U.S. Government activity |
| B/A (NE51)T 3 1/4 | 5/9 Secondary reference General Electric Co Lamp Glass and Components Dept |
NSN 6240-01-198-1966 is a Lamp,glow, manufactured by Atr Lighting Enterprises, Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-198-1966 has 2 manufacturer part numbers on file: B/A (NE51)T 3 1/4 (Atr Lighting Enterprises, Inc), B/A (NE51) T 3 1/4 (General Electric Company Dba Ge).
Key specifications for B/A (NE51)T 3 1/4: Filling Gas Type: NEON; Base Style: MINIATURE BAYONET; Bulb Designator: T-3 1/4; Circuit Voltage Rating in Volts: 105.000 MINIMUM AND 125.000 MAXIMUM. 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.