The Thermometer,self-Indicating,digi, cataloged under National Stock Number 6685-01-516-0693, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Alnor Instrument Company. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 6685-01-516-0693 |
| Primary Part Number | 620-100-000 |
| Item Name | Thermometer,self-Indicating,digi |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Alnor Instrument Company |
| Status | ACTIVE |
| Display Digit Quantity | 4 |
| Measurement Type | DIGITAL |
| Display Type | LIQUID CRYSTAL |
| Environmental Attribute Code | NON-MERCURY ALTERNATIVE - MEDICAL PRODUCTS - THERMOMETERS |
| Switch Type and Quantity | 12 PUSH BUTTON |
| 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 |
|---|---|
| 620-100-000 PRIMARY | Alnor Instrument Company (USA) |
NSN 6685-01-516-0693 is a Thermometer,self-Indicating,digi, manufactured by Alnor Instrument Company, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-516-0693 has 1 manufacturer part number on file: 620-100-000 (Alnor Instrument Company).
1 possible match (shared part number, not a government interchangeability claim): 6685-01-570-9579. Verify interchangeability with system specifications before substitution.
Key specifications for 620-100-000: Display Digit Quantity: 4; Measurement Type: DIGITAL; Display Type: LIQUID CRYSTAL; Special Features: RANGES; J -328 TO 1832 DEG F (-200 TO 1000 DEG C), T -418 TO 752 DEG F (-250 TO 400 DEG C), E -418 TO 1832 DEG F (-250 TO 1000 DEG C), K -418 TO 2501 DEG F (-250 TO 1372 DEG C) DEGC. 5 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.