The Lamp,incandescent, cataloged under National Stock Number 6240-01-388-1739, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Norman Lamps Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-388-1739 |
| Primary Part Number | HPR53 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Norman Lamps Inc |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filling Gas Type | HALOGEN |
| Filament Designation | C-6 |
| Base Style | SINGLE CONTACT MINIATURE FLANGED |
| Rated Average Life | HOURS |
| Bulb Designator | T-3 HPR |
| Filament Heavy Duty Service Rating | NOT RATED |
| Wattage Rating | 3.400 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 4.770 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| Light Center Length | 0.250 INCHES NOMINAL IN |
| Bulb Style | T (TUBULAR) |
| Current Rating for Which Designed | 0.850 AMPERES NOMINAL |
| Voltage Rating | 4.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 25.0 |
| 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 |
|---|---|
| HPR53 | Norman Lamps Inc (USA) |
| HPR53 | Union Carbide Corp Sub of Dow Co the (USA) |
| Reference | Meaning |
|---|---|
| HPR53 | C/1 Advisory reference — outside the item-of-supply concept Electronic Maintenance Co Div of Hammond Electronics |
| HPR53 | 3/2 Design control — primary reference U.S. Government activity |
| 1091T12 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
| HPR53 | 5/9 Secondary reference Eiko, Ltd. Div Eiko Global, Llc |
NSN 6240-01-388-1739 is a Lamp,incandescent, manufactured by Norman Lamps Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-388-1739 has 2 manufacturer part numbers on file: HPR53 (Norman Lamps Inc), HPR53 (Union Carbide Corp Sub of Dow Co the).
Key specifications for HPR53: Bulb Light Transmission Characteristic: TRANSPARENT; Filling Gas Type: HALOGEN; Filament Designation: C-6; Base Style: SINGLE CONTACT MINIATURE FLANGED. 15 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.