The Test Set,optical Power, cataloged under National Stock Number 6650-01-374-4923, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Spectronics 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-374-4923 |
| Primary Part Number | DS-254E |
| Item Name | Test Set,optical Power |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Spectronics Corporation |
| Status | ACTIVE |
| Operating Test Capability | 250 NANOMETERS IRRADIANCE FROM 19.990 MICROWATT PER CENTIMETER SQUARE |
| Length | 7.500 INCHES NOMINAL IN |
| Major Components | READOUT UNIT; SENSOR |
| DC Voltage Rating | 5.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | INTERNAL BATTERY ACCOMMODATION LOCATION NOT OTHERWISE SPECIFIED |
| Electrical Power Source Relationship | OPERATING |
| Enclosure Feature | SINGLE ITEM W/HOUSING |
| Width | 3.500 INCHES NOMINAL IN |
| Material | PLASTIC HOUSING |
| Thickness | 2.000 INCHES NOMINAL IN |
| Test Type for Which Designed | SHORT WAVE ULTRAVIOLET MEASUREMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| DS-254E PRIMARY | Spectronics Corporation (USA) |
NSN 6650-01-374-4923 is a Test Set,optical Power, manufactured by Spectronics Corporation, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-374-4923 has 1 manufacturer part number on file: DS-254E (Spectronics Corporation).
Key specifications for DS-254E: Operating Test Capability: 250 NANOMETERS IRRADIANCE FROM 19.990 MICROWATT PER CENTIMETER SQUARE; Length: 7.500 INCHES NOMINAL IN; Major Components: READOUT UNIT; SENSOR; DC Voltage Rating: 5.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.