The Safelight,darkroom,photographic, cataloged under National Stock Number 6740-01-109-3835, is classified within Federal Supply Class 6740 (Photographic Developing and Finishing Equipment) of the Photographic Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6740-01-109-3835 |
| Item Name | Safelight,darkroom,photographic |
| FSC / FSG | 6740 / 67 — Photographic Developing and Finishing Equipment |
| Status | ACTIVE |
| Mounting Method | SUSPENSION |
| Lens Transparency | TRANSLUCENT |
| Lamp Type Accommodated and Quantity | 1 SODIUM VAPOR |
| Material | STEEL BODY |
| Material | GLASS FILTER |
| Material | GLASS LENS |
| Terminal Type and Quantity | 1 CONNECTOR, PLUG |
| Lens Type and Quantity | 2 FLAT, RECTANGULAR, FRAMED |
| 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 |
|---|---|
| DUPLEX SUPER DUC | 3/9 Design control — primary reference Thomas Instrument Co Inc |
NSN 6740-01-109-3835 is a Safelight,darkroom,photographic, classified under FSC 6740, Photographic Developing and Finishing Equipment. Status: active.
Key specifications for 6740-01-109-3835: Overall Height: 33.000 INCHES NOMINAL IN; Mounting Method: SUSPENSION; Overall Length: 16.900 INCHES NOMINAL IN; Overall Width: 11.800 INCHES NOMINAL IN. 8 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.