The Magnifier, cataloged under National Stock Number 6650-01-616-3403, 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 Carson Optical Inc Dba Carson Optical Inc. Government technical data includes 5 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-616-3403 |
| Primary Part Number | LL-20 |
| Item Name | Magnifier |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Carson Optical Inc Dba Carson Optical Inc |
| Status | ACTIVE |
| Lens Length | 2.0 INCHES NOMINAL IN |
| Magnification | 10.0 NOMINAL |
| Shape | CIRCULAR |
| Lens Width | 2.0 INCHES NOMINAL IN |
| Lens Diameter | 1.75 INCHES NOMINAL IN |
| 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 |
|---|---|
| LL-20 PRIMARY | Carson Optical Inc Dba Carson Optical Inc (USA) |
NSN 6650-01-616-3403 is a Magnifier, manufactured by Carson Optical Inc Dba Carson Optical Inc, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-616-3403 has 1 manufacturer part number on file: LL-20 (Carson Optical Inc Dba Carson Optical Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-642-3280. Verify interchangeability with system specifications before substitution.
Key specifications for LL-20: Lens Length: 2.0 INCHES NOMINAL IN; Magnification: 10.0 NOMINAL; Shape: CIRCULAR; Lens Width: 2.0 INCHES NOMINAL IN. 5 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.