The Cover Glass,microscope Slide, cataloged under National Stock Number 6640-01-461-8473, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Daigger Scientific Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6640-01-461-8473 |
| Primary Part Number | EF15973B |
| Item Name | Cover Glass,microscope Slide |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Daigger Scientific Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| EF15973B PRIMARY | Daigger Scientific Inc (USA) |
| Reference | Meaning |
|---|---|
| 7X15973B | 5/9 Secondary reference A. Daigger and Company, Incorporated Dba Eta Hand2mind |
| 98-1723 | 5/1 Secondary reference U.S. Government activity |
NSN 6640-01-461-8473 is a Cover Glass,microscope Slide, manufactured by Daigger Scientific Inc, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-461-8473 has 1 manufacturer part number on file: EF15973B (Daigger Scientific Inc).
Key specifications for EF15973B: Special Features: CIRCLES; 15MM DIA; 13 TO 17 MM THICK; 1 OZ; MICROSCOPE SLIDE GLASS COVERS OZ; Part Name Assigned by Controlling Agency: COVER GLASS MICROSCOPE CIRCLES 15MM DIA 13-17MM THICK 1 OZ OZ. 0 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.