The Gage,differential,dial Indicatin, cataloged under National Stock Number 6685-01-243-2301, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-243-2301 |
| Item Name | Gage,differential,dial Indicatin |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Name | INCHES OF WATER AND PRESSURE-VACUUM |
| Overall Diameter | 4.750 INCHES NOMINAL IN |
| Actuation Type | DIAPHRAGM |
| Mounting Method | PANEL |
| Scale Inscription/background Color | BLACK NUMBERS,RED COLOR BAND FROM 0 TO .5 ON RIGHT HAND SIDE OF SCALE,BLACK AND RED WORDS,WHITE BACKGROUND |
| Connection Type | INTERNAL |
| Scale Range | +0.0 TO 0.5 INCHES OF WATER IN |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Accessory Components and Quantity | FILTER 1; WASHER 2; SCREW 6; ADAPTER 2; LUG,MOUNTING 3; STUD 2; STUD NUT 2; STUD WASHER 1; PLASTIC TUBE 1 |
| Adjustability | ADJUSTABLE |
| Scale Type | BROAD ARC DIAL |
| Connector Type Vent | NOT PROVIDED |
| Graduation Unit | 0.1 INCHES IN |
| Bolt Circle Diameter | 4.125 INCHES NOMINAL IN |
| Connection Location | BACK AND SIDE |
| Pointer Color | RED |
| Surface Treatment | ENAMEL CASE |
| Surface Treatment | ENAMEL LOCATION NOT OTHERWISE SPECIFIED |
| Material | PLASTIC PROTECTIVE CRYSTAL |
| Material | ALUMINUM CASE |
| Material | ALUMINUM LOCATION NOT OTHERWISE SPECIFIED |
| Material | RUBBER SYNTHETIC ACTUATING ELEMENT |
| Connection Quantity | 4 |
| 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 |
| Reference | Meaning |
|---|---|
| 3300937-01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 6685-01-243-2301 is a Gage,differential,dial Indicatin, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-243-2301: Mounting Hole Quantity: 3; Scale Name: INCHES OF WATER AND PRESSURE-VACUUM; Overall Diameter: 4.750 INCHES NOMINAL IN; Actuation Type: DIAPHRAGM. 26 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.