The Gage,absolute Pressure,dial Indi, cataloged under National Stock Number 6685-00-487-4373, 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 28 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6685-00-487-4373 |
| Item Name | Gage,absolute Pressure,dial Indi |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Scale Accuracy | 1 PCT ENTIRE RANGE |
| Scale Name | MANIFOLD PRESSURE |
| Actuation Type | DIAPHRAGM |
| Mounting Method | FLUSH PANEL |
| Scale Inscription/background Color | FLUORESCENT AND WHITE PAINT ON BLACK BACKGROUND |
| Scale Smallest Increment | 0.5 INCHES IN |
| Connection Type | EXTERNAL |
| Scale Range | +10.0 TO 50.0 INCHES OF MERCURY IN |
| Mounting Hole Diameter | 0.170 INCHES NOMINAL IN |
| Scale Name for Which Pointer Is Designed | MANIFOLD PRESSURE |
| Pointer Type | INDICATING |
| Adjustability | NONADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 2.812 IN. DIA IN |
| Graduation Unit | 5.0 INCHES IN |
| Bolt Circle Diameter | 3.500 INCHES NOMINAL IN |
| Connection Location | BACK |
| Pointer Color | BLACK, FLUORESCENT |
| Surface Treatment | PAINT CASE |
| Unable to Decode | UNABLE TO DECODE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | PLASTIC PHENOL FORMALDEHYDE (PMO) CASE |
| Material | COPPER ALLOY 511 ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Bezel Type | SLIPS-ON |
| Connection Size | 0.375 IN. NPT DIA IN |
| 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 |
|---|---|
| 990-23-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-00-487-4373 is a Gage,absolute Pressure,dial Indi, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1670-01-597-1367. Verify interchangeability with system specifications before substitution.
Key specifications for 6685-00-487-4373: Mounting Hole Quantity: 4; Overall Height: 3.125 INCHES NOMINAL IN; Scale Accuracy: 1 PCT ENTIRE RANGE; Scale Name: MANIFOLD PRESSURE. 28 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.