The Rotor,centrifuge, cataloged under National Stock Number 6640-01-460-2257, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Vwr International, Llc Dba Vwr Scientific. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-460-2257 |
| Primary Part Number | 20673-343 |
| Item Name | Rotor,centrifuge |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Vwr International, Llc Dba Vwr Scientific |
| 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 |
|---|---|
| 20673-343 PRIMARY | Vwr International, Llc Dba Vwr Scientific (USA) |
| Reference | Meaning |
|---|---|
| 98-0620 | 5/1 Secondary reference U.S. Government activity |
NSN 6640-01-460-2257 is a Rotor,centrifuge, manufactured by Vwr International, Llc Dba Vwr Scientific, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-460-2257 has 1 manufacturer part number on file: 20673-343 (Vwr International, Llc Dba Vwr Scientific).
1 possible match (shared part number, not a government interchangeability claim): 2815-01-613-1455. Verify interchangeability with system specifications before substitution.
Key specifications for 20673-343: Special Features: HORIZONTAL; 4 PLACE; INCLUDES 4 BUCKETS WITH SCREW-ON DOMES AND GASKET SEALS; 4 X 250 ML; Part Name Assigned by Controlling Agency: ROTOR CENTRIFUGE HORIZONTAL 4PLACE 4BUCKETS W/SCREW ON DOMES. 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.