The Probe,ph, cataloged under National Stock Number 6640-01-688-0401, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Mettler-Toledo Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-688-0401 |
| Primary Part Number | 52005373 |
| Item Name | Probe,ph |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Mettler-Toledo Llc |
| 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 |
|---|---|
| 52005373 PRIMARY | Mettler-Toledo Llc (USA) |
| Reference | Meaning |
|---|---|
| 52005373 | 3/9 Design control — primary reference Mettler-Toledo Thornton, Inc. Div Mettler-Toledo Process Analytics, Inc. |
NSN 6640-01-688-0401 is a Probe,ph, manufactured by Mettler-Toledo Llc, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-688-0401 has 1 manufacturer part number on file: 52005373 (Mettler-Toledo Llc).
Key specifications for 52005373: Special Features: LOW-MAINTENANCE PH PROBE, FACTORY-FILLED, PRE-PRESSURIZED LIQUID ELECTROLYTE ARE SUITED TO AN EXTENSIVE RANGE OF APPLICATIONS IN THE BIOTECHNOLOGY, PHARMACEUTICAL AND CHEMICAL PROCESS INDUSTRIES.; Part Name Assigned by Controlling Agency: PRE-PRESSURIZED LIQUID-ELECTROLYTE PROBE WITH TEMPERATURE SENSOR. 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.