The Cell,optical Element, cataloged under National Stock Number 6650-01-286-9116, 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 Naval Sea Systems Command. Government technical data includes 8 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 | 6650-01-286-9116 |
| Primary Part Number | 5525860 |
| Item Name | Cell,optical Element |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Overall Diameter | 2.987 INCHES NOMINAL IN |
| Thread Pitch Diameters | +1.5422 TO 1.5455 INCHES AND +1.5805 TO 1.5844 INCHES IN |
| Thread Length | 0.060 INCHES AND 0.500 INCHES IN |
| Thread Location | EXTERNAL AND INTERNAL |
| Thread Size | 1 9/16-32 AND 1 11/16-16 |
| Screw Thread Series Designator | UNS |
| Thread Class | 3A AND 3B A |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5525860 PRIMARY | Naval Sea Systems Command (USA) |
NSN 6650-01-286-9116 is a Cell,optical Element, manufactured by Naval Sea Systems Command, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-286-9116 has 1 manufacturer part number on file: 5525860 (Naval Sea Systems Command).
Key specifications for 5525860: Overall Diameter: 2.987 INCHES NOMINAL IN; Thread Pitch Diameters: +1.5422 TO 1.5455 INCHES AND +1.5805 TO 1.5844 INCHES IN; Overall Length: 4.200 INCHES NOMINAL IN; Thread Length: 0.060 INCHES AND 0.500 INCHES IN. 8 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.
NSN 6650-01-286-9116 has DEMIL Code Q. 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.