The Test Set Subassembly,optical Ins, cataloged under National Stock Number 6650-01-481-6066, 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 Drs Network & Imaging Systems, Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6650-01-481-6066 |
| Primary Part Number | 12990186 |
| Item Name | Test Set Subassembly,optical Ins |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Drs Network & Imaging Systems, Llc |
| Status | ACTIVE |
| Component Quantity | 18 |
| Major Components | KNOB SECURING ASSEMBLY 1, CAM RETAINER 1, CAM 1, RUBBER BUMPER 2, FRONT ASSEMBLY FIXTURE 1, FIXTURE ASSEMBLY 1, MIDDLE ASSEMBLY FIXTURE 1 |
| 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 |
|---|---|
| 12990186 PRIMARY | Drs Network & Imaging Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 12990186 | 5/9 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 6650-01-481-6066 is a Test Set Subassembly,optical Ins, manufactured by Drs Network & Imaging Systems, Llc, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-481-6066 has 1 manufacturer part number on file: 12990186 (Drs Network & Imaging Systems, Llc).
Key specifications for 12990186: Component Quantity: 18; Major Components: KNOB SECURING ASSEMBLY 1, CAM RETAINER 1, CAM 1, RUBBER BUMPER 2, FRONT ASSEMBLY FIXTURE 1, FIXTURE ASSEMBLY 1, MIDDLE ASSEMBLY FIXTURE 1; Special Features: PER DRAWING, ITEM NAME GPEOH SUPPORT ASSEMBLY; End Item Identification: 6625-01-453-7394; TEST SET ELECTRONIC SYS; DIRECT SUPPORT (DSESTS). 2 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.