The Flask,volumetric, cataloged under National Stock Number 6640-01-468-3440, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Fisher Scientific Company L.l.c.. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6640-01-468-3440 |
| Primary Part Number | 20-812D |
| Item Name | Flask,volumetric |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Fisher Scientific Company L.l.c. |
| Status | ACTIVE |
| Style Designator | RING NECK FLAT BOTTOM |
| Features Provided | CLEAR |
| Capacity Rating | 10.000 MILLILITERS MAXIMUM |
| Calibration Function | TO CONTAIN |
| Material | GLASS |
| Primary Container Unit Quantity | 1 |
| 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 |
|---|---|
| 20-812D | Fisher Scientific Company L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| 98-0975 | 5/1 Secondary reference U.S. Government activity |
| 7D834 | 3/1 Design control — primary reference Corning Inc Dba Corning Incorporated Div Specialty Materials |
NSN 6640-01-468-3440 is a Flask,volumetric, manufactured by Fisher Scientific Company L.l.c., classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-468-3440 has 1 manufacturer part number on file: 20-812D (Fisher Scientific Company L.l.c.).
Key specifications for 20-812D: Style Designator: RING NECK FLAT BOTTOM; Features Provided: CLEAR; Capacity Rating: 10.000 MILLILITERS MAXIMUM; Special Features: CLASS A W/CORNING BARREL-HEAD STOPPERS W/FLAT TOPS TO ALLOW STANDING INVERTED STOPPER ON THE TABLE TO REDUCE PLUG CONTAMINATION. MACHINE BLOWN BODIES, HEAVY TUBING NECKS, SHARP GRADUATION LINES, HIGH THERMAL AND CHEMICAL RESISTANCE. 6 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.