The Image Intensifier,night Vision, cataloged under National Stock Number 5855-01-371-6790, is classified within Federal Supply Class 5855 (Night Vision Equipment, Emitted and Reflected Radiation) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5855-01-371-6790 |
| Primary Part Number | 6551850 |
| Item Name | Image Intensifier,night Vision |
| FSC / FSG | 5855 / 58 — Night Vision Equipment, Emitted and Reflected Radiation |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | ITEM IS 1.030IN. HIGH,1.41IN. IN DIAMITER. MODULE SHALL CONFORM TO MIL-I-49052. IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6551850 PRIMARY | Naval Sea Systems Command (USA) |
| 200326-100 | Optex Systems, Inc Div Applied Optics Center (USA) |
| Reference | Meaning |
|---|---|
| 205667 | 5/9 Secondary reference Optical Fiber and Cable Inc Dba Celwave/valtec |
| 510-5702-200 | 5/9 Secondary reference L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division |
NSN 5855-01-371-6790 is a Image Intensifier,night Vision, manufactured by Naval Sea Systems Command, classified under FSC 5855, Night Vision Equipment, Emitted and Reflected Radiation. Status: active.
NSN 5855-01-371-6790 has 2 manufacturer part numbers on file: 6551850 (Naval Sea Systems Command), 200326-100 (Optex Systems, Inc Div Applied Optics Center).
2 possible matches (shared part number, not a government interchangeability claim): 5995-01-381-1873, 4720-01-616-6527. Verify interchangeability with system specifications before substitution.
Key specifications for 6551850: General Characteristics Item Description: ITEM IS 1.030IN. HIGH,1.41IN. IN DIAMITER. MODULE SHALL CONFORM TO MIL-I-49052. IN. 1 specification is 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.
NSN 5855-01-371-6790 has DEMIL Code C. Demilitarization may be required before disposal or transfer to non-military entities.
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.