The Bottle,stopper, cataloged under National Stock Number 6640-00-285-8489, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-00-285-8489 |
| Item Name | Bottle,stopper |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Status | ACTIVE |
| Closure Size for Which Designed | NO. 3 RUBBER STOPPER |
| Glass Type | REAGENT RESISTANT |
| Legend Inscription | OXYGEN |
| Shape | ROUND |
| Capacity Rating | 400.0 MILLILITERS |
| Color | COLORLESS |
| Label Type | BLANK ROUGH SURFACE |
| Closure Type | STOPPER W/ONE HOLE |
| Material | GLASS LOCATION NOT OTHERWISE SPECIFIED |
| Usage Design | DISSOLVED OXYGEN TEST REAGENT BOTTLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MILW20641 | 4/1 Identification reference U.S. Government activity |
NSN 6640-00-285-8489 is a Bottle,stopper, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6640-00-290-4407, 6640-00-291-8076, 6630-00-372-0840. Verify interchangeability with system specifications before substitution.
Key specifications for 6640-00-285-8489: Closure Size for Which Designed: NO. 3 RUBBER STOPPER; Glass Type: REAGENT RESISTANT; Legend Inscription: OXYGEN; Shape: ROUND. 10 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.