The Lens,light, cataloged under National Stock Number 5850-01-461-9504, is classified within Federal Supply Class 5850 (Visible and Invisible Light Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Lens,light |
| FSC / FSG | 5850 — Visible and Invisible Light Communication Equipment (FSG 58) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 5850-01-461-9504 |
| Primary Part Number | 6987164 ITEM 1-71 |
| Item Name | Lens,light |
| FSC / FSG | 5850 / 58 — Visible and Invisible Light Communication Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6987164 ITEM 1-71 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| E20-6ID679 | 5/9 Secondary reference Ferguson Tool Design |
| 6987164 | D/9 Drawing number reference only Naval Sea Systems Command |
| E20.6ID679 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| E20.6ID679 | 5/9 Secondary reference Ferguson Tool Design |
NSN 5850-01-461-9504 is a Lens,light, manufactured by Naval Sea Systems Command, classified under FSC 5850, Visible and Invisible Light Communication Equipment. Status: active.
NSN 5850-01-461-9504 has 1 manufacturer part number on file: 6987164 ITEM 1-71 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 5850-01-461-9507, 5850-01-461-9543, 5850-01-461-9547. Verify interchangeability with system specifications before substitution.
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 5850-01-461-9504 has DEMIL Code D. 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.