The Microscope,assistant, cataloged under National Stock Number 6650-01-455-7041, 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 M D International Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-455-7041 |
| Primary Part Number | SO-141 |
| Item Name | Microscope,assistant |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | M D International Inc |
| Status | ACTIVE |
| Unit of Issue Cube | 3.00 CUBIC FEET |
| Exterior Container Weight | 4.00 POUNDS LBS |
| 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 |
|---|---|
| SO-141 PRIMARY | M D International Inc (USA) |
| Reference | Meaning |
|---|---|
| 98-0274 | 5/1 Secondary reference U.S. Government activity |
| TEACHING ARM | 5/1 Secondary reference M D International Inc |
NSN 6650-01-455-7041 is a Microscope,assistant, manufactured by M D International Inc, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-455-7041 has 1 manufacturer part number on file: SO-141 (M D International Inc).
Key specifications for SO-141: Unit of Issue Cube: 3.00 CUBIC FEET; Exterior Container Weight: 4.00 POUNDS LBS; Special Features: PROVIDES NON-COAXIAL, MONOCULAR, 8X MAGNIFICATION VISION FOR AN OBSERVER; CLAMPS TO EITHER THE LEFT OR RIGHT SIDE OF THE SURGEON'S MICROSCOPE; FOCUS AND CENTER OF THE FIELD OF VIEW REMAIN CORRECT AS THE SURGEON'S MICROSCOPE IS MOVED; ADJUSTABLE FOR REFRACTIVE ERROR; SUPPLIED IN AIRTIGHT CONTAINER FOR HUMIDITY CONTROL, TO MINIMIZE MOLD GROWTH IN HOT AND HUMID CLIMATES; TA NO. SP25A; Part Name Assigned by Controlling Agency: MICROSCOPE ASSISTANT NON-COAXIAL MONOCULAR 8X MAGNIFICATION. 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.