The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-448-5684, 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 Kidde Technologies, Inc Div Kidde Aerospace and Defense. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 6685-00-448-5684 |
| Primary Part Number | A800523-3 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Kidde Technologies, Inc Div Kidde Aerospace and Defense |
| Status | ACTIVE |
| FSC Application Data | GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE |
| Scale Accuracy | AT 70 DEG F 3 PCT FROM 300 TO 700 PSI,4 PCT FROM 0 TO 1000 PSI DEGF |
| Scale Name | PRESSURE |
| Overall Diameter | 1.530 INCHES NOMINAL IN |
| Actuation Type | SINGLE BOURDON TUBE |
| Mounting Method | RIGID STEM |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Scale Smallest Increment | 50.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 1000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Pointer Type | INDICATING |
| Adjustability | NONADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 1-3/8 IN. DIA IN |
| Graduation Unit | 200.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BACK |
| Pointer Color | BLACK |
| Surface Treatment | ANODIZE CASE |
| Unable to Decode | UNABLE TO DECODE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | STEEL CORROSION RESISTING ACTUATING ELEMENT |
| Material | ALUMINUM CASE |
| Connection Quantity | 1 |
| Connection Size | 0.125 IN. NPT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A800523-3 PRIMARY | Kidde Technologies, Inc Div Kidde Aerospace and Defense (USA) |
| G-2970 PRIMARY | Rogerson Kratos (USA) |
| 1500-075-02 PRIMARY | Qed Inc Dba Qed Inc (USA) |
| Reference | Meaning |
|---|---|
| 2725-704 | 5/9 Secondary reference Rochester Sensors, Llc |
| 800523-3 | 5/9 Secondary reference U.S. Government activity |
| 1500-75 | 5/9 Secondary reference Qed Inc Dba Qed Inc |
NSN 6685-00-448-5684 is a Gage,pressure,dial Indicating, manufactured by Kidde Technologies, Inc Div Kidde Aerospace and Defense, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-448-5684 has 3 manufacturer part numbers on file: A800523-3 (Kidde Technologies, Inc Div Kidde Aerospace and Defense), G-2970 (Rogerson Kratos), 1500-075-02 (Qed Inc Dba Qed Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5905-01-128-2098, 6680-01-416-8413, 4130-01-458-8338. Verify interchangeability with system specifications before substitution.
Key specifications for A800523-3: FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE; Scale Accuracy: AT 70 DEG F 3 PCT FROM 300 TO 700 PSI,4 PCT FROM 0 TO 1000 PSI DEGF; Scale Name: PRESSURE; Overall Diameter: 1.530 INCHES NOMINAL IN. 25 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.
NSN 6685-00-448-5684 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.