The Liquid Bath,electric, cataloged under National Stock Number 6640-01-454-9183, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Weber Scientific, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 6640-01-454-9183 |
| Primary Part Number | 4051-00 |
| Item Name | Liquid Bath,electric |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Weber 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 |
|---|---|
| 4051-00 PRIMARY | Weber Scientific, Inc. (USA) |
| Reference | Meaning |
|---|---|
| EQUATHERM | 5/1 Secondary reference Weber Scientific, Inc. |
| 98-0077 | 5/1 Secondary reference U.S. Government activity |
| 51220073 | 5/1 Secondary reference Precision Scientific Petroleum Instruments Co |
NSN 6640-01-454-9183 is a Liquid Bath,electric, manufactured by Weber Scientific, Inc., classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-454-9183 has 1 manufacturer part number on file: 4051-00 (Weber Scientific, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 5820-01-529-1406, 4320-01-625-2760, 5820-01-652-9798. Verify interchangeability with system specifications before substitution.
Key specifications for 4051-00: Special Features: GENERAL PURPOSE; CHAMBER OF SEAMLESS STAINLESS STEEL; ADJUSTABLE STAINLESS STEEL DIFFUSER SHELF; FIBERGLASS INSULATION AND ENAMELED EXTERIOR; HYDRAULIC TEMPERATURE CONTROLLER HAS PRE-SET HI-LIMIT SAFETY THERMOSTAT; MAINTAINS TEMPERATURE FROM AMBIENT TO 65 DEG C (OR 100 DEG C WITH PLASTIC GABLE COVER (INCLUDED)) IN PORM .5 INCREMENTS WITH A PORM 0.25 DEG UNIFORMITY; 1.7 GALLON/6.7 LITER CAPACITY; CHAMBER SIZE: 11.6 IN. L X 5.9 IN. W X 5 IN. H; OVERALL SIZE 14 IN. L X 8.25 IN. W X 9 IN. H; 120 VOLTS, 500 WATTS; FOR ARMY SEE NUMBER 6640-C07-6045 IN; Part Name Assigned by Controlling Agency: WATER BATH ELECTRIC GP 500 WATTS 120 V 1.7 GAL CAPACITY V. 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.