The Refractometer, cataloged under National Stock Number 6650-01-698-0044, 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 Fotronic Corporation Dba Test Equipment Depot. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-698-0044 |
| Primary Part Number | REF312ATC |
| Item Name | Refractometer |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Fotronic Corporation Dba Test Equipment Depot |
| Status | ACTIVE |
| 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 |
|---|---|
| REF312ATC | Fotronic Corporation Dba Test Equipment Depot (USA) |
| 7965062 | Henry Schein, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6650NCM217418 | 5/1 Secondary reference Defense Medical Standardization Board |
| 1606648 | 5/1 Secondary reference U.S. Government activity |
| REF312ATC | 3/1 Design control — primary reference General Tools Manufacturing Co., Llc. |
NSN 6650-01-698-0044 is a Refractometer, manufactured by Fotronic Corporation Dba Test Equipment Depot, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-698-0044 has 2 manufacturer part numbers on file: REF312ATC (Fotronic Corporation Dba Test Equipment Depot), 7965062 (Henry Schein, Inc.).
Key specifications for REF312ATC: Special Features: MEASURES THE SPECIFIC GRAVITY AND REFRACTIVE INDEX OF URINE, BLOOD SERUM, PLASMA, ALBUMEN, AND PROTEIN; AUTOMATIC TEMPERATURE CONTROL (ATC); METAL BODY; RUBBER HAND GRIP BLOCKS HEAT; CALIBRATION SCREEN; CUSHIONED RUBBER EYEPIECE; NON-ROLL STAND; PRISM MOUNTED IN HIGH IMPACT PLASTIC; INCLUDES A CALIBRATION SCREWDRIVER, A PLASIC PIPETTE, AND A SOFT POUCH; ONE YEAR LIMITED WARRANTY; SMALL AND LIGHTWEIGHT; DIMENSIONS: 6.2 IN (L) X 1.8 IN. (DIAMETER) (157 X 46MM); WEIGHT: 7 OZ. (198G). G; Part Name Assigned by Controlling Agency: PROTEIN/URINE ANALOG REFRACTOMETER WITH ATC. 0 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.