The Furnace,crucible,laboratory, cataloged under National Stock Number 6640-01-021-9394, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6640-01-021-9394 |
| Item Name | Furnace,crucible,laboratory |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Status | ACTIVE |
| General Characteristics Item Description | 120 VOLT AC,ELECTRONIC CONTROL,1100 DEG C IN 12 MINUTES,SIZE 16 BY 13 BY 16 INCHES IN |
| 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 |
|---|---|
| 30604-100 | 5/9 Secondary reference Univar Corp Van Waters and Rogers Inc |
| 51848 | 3/9 Design control — primary reference General Signal Corp Lindberg Unit |
NSN 6640-01-021-9394 is a Furnace,crucible,laboratory, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5315-01-180-8603. Verify interchangeability with system specifications before substitution.
Key specifications for 6640-01-021-9394: General Characteristics Item Description: 120 VOLT AC,ELECTRONIC CONTROL,1100 DEG C IN 12 MINUTES,SIZE 16 BY 13 BY 16 INCHES IN. 1 specification is 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.