The Prism,optical Instrument, cataloged under National Stock Number 6650-01-256-3413, 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 Sellers Optical, Inc. Dba Sellers Optical. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-256-3413 |
| Primary Part Number | 547059-001 |
| Item Name | Prism,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Sellers Optical, Inc. Dba Sellers Optical |
| Status | ACTIVE |
| Style Designator | DOVE |
| Material Document and Classification | MIL-G-174, GRADE A, TYPE 517-642 MIL SPEC SINGLE MATERIAL RESPONSE |
| Material | GLASS OPTICAL |
| 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 |
|---|---|
| 547059-001 PRIMARY | Sellers Optical, Inc. Dba Sellers Optical (USA) |
| Reference | Meaning |
|---|---|
| 547059-001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6650-01-256-3413 is a Prism,optical Instrument, manufactured by Sellers Optical, Inc. Dba Sellers Optical, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-256-3413 has 1 manufacturer part number on file: 547059-001 (Sellers Optical, Inc. Dba Sellers Optical).
Key specifications for 547059-001: Style Designator: DOVE; Material Document and Classification: MIL-G-174, GRADE A, TYPE 517-642 MIL SPEC SINGLE MATERIAL RESPONSE; Material: GLASS OPTICAL. 3 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 6650-01-256-3413 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.