The Forceps,microscope Cover Glass, cataloged under National Stock Number 6640-01-683-2749, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Sklar Corporation Dba Sklar Instruments. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-683-2749 |
| Primary Part Number | 19-3400 |
| Item Name | Forceps,microscope Cover Glass |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Sklar Corporation Dba Sklar Instruments |
| Status | ACTIVE |
| Design Designation | KUEHNE |
| Features Provided | NONSTERILE AND REUSABLE |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 19-3400 PRIMARY | Sklar Corporation Dba Sklar Instruments (USA) |
| Reference | Meaning |
|---|---|
| 50-143-7443 | 5/9 Secondary reference Fisher Scientific Company L.l.c. |
| 6640NCM195691 | 5/1 Secondary reference Defense Medical Standardization Board |
| 1668626 | 5/1 Secondary reference U.S. Government activity |
NSN 6640-01-683-2749 is a Forceps,microscope Cover Glass, manufactured by Sklar Corporation Dba Sklar Instruments, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-683-2749 has 1 manufacturer part number on file: 19-3400 (Sklar Corporation Dba Sklar Instruments).
Key specifications for 19-3400: Overall Length: 4.0 INCHES NOMINAL IN; Design Designation: KUEHNE; Features Provided: NONSTERILE AND REUSABLE; Special Features: COVER GLASS FORCEPS; 4 IN. IN LENGTH; SQUARE END, ANGLED, SMOOTH, THUMB, STAINLESS STEEL; COVER GLASS FORCEPS IS A THUMB INSTRUMENT USED FOR HANDLING SLIDES FOR A MICROSCOPE; IT IS ANGLED FOR BETTER SUPPORT WITH SMOOTH, SQUARE ENDS; LATEX-FREE; NON-STERILE. IN. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.