The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-620-4136, 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 Additel Corporation Dba Additel Corp. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-620-4136 |
| Primary Part Number | ADT681-02-GP2K-PSI-N |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Additel Corporation Dba Additel Corp |
| Status | ACTIVE |
| Operating Voltage Rating in Volts | 220.0 AC MAXIMUM |
| Circuit Current for Which Designed | AC |
| Scale Accuracy | 0.025% OF FULL SCALE |
| Scale Name | PRESSURE |
| Display Digit Quantity | 5 |
| Power Source | EXTERNAL AND INTERNAL |
| Scale Type | DIGITAL |
| Connection Location | BOTTOM |
| Material | ALUMINUM ALLOY CASE |
| Bezel Type | THREAD |
| 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 |
|---|---|
| ADT681-02-GP2K-PSI-N PRIMARY | Additel Corporation Dba Additel Corp (USA) |
NSN 6685-01-620-4136 is a Gage,pressure,dial Indicating, manufactured by Additel Corporation Dba Additel Corp, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-620-4136 has 1 manufacturer part number on file: ADT681-02-GP2K-PSI-N (Additel Corporation Dba Additel Corp).
Key specifications for ADT681-02-GP2K-PSI-N: Overall Height: 176.0 MILLIMETERS NOMINAL MM; Operating Voltage Rating in Volts: 220.0 AC MAXIMUM; Circuit Current for Which Designed: AC; Scale Accuracy: 0.025% OF FULL SCALE. 10 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.