The Gage,absolute Pressure,dial Indi, cataloged under National Stock Number 6685-00-077-8490, 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 Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-077-8490 |
| Primary Part Number | 277292-1 |
| Item Name | Gage,absolute Pressure,dial Indi |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | 0.10 OF 1 PCT ENTIRE RANGE |
| Scale Name | PRESSURE |
| Overall Diameter | 10.688 INCHES NOMINAL IN |
| Actuation Type | DIAPHRAGM |
| Mounting Method | FLUSH PANEL |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Scale Smallest Increment | 0.05 INCHES IN |
| Scale Range | +0.000 TO 31.500 INCHES OF MERCURY IN |
| Mounting Hole Diameter | 0.375 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 8-1/2 IN. DIA IN |
| Graduation Unit | 1.0 INCHES IN |
| Bolt Circle Diameter | 10.125 INCHES NOMINAL IN |
| Connection Location | BOTTOM |
| Pointer Color | BLACK |
| Surface Treatment | ANODIZE CASE |
| Unable to Decode | UNABLE TO DECODE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | ALUMINUM CASE |
| Connection Quantity | 1 |
| Connection Size | 1/8 NPT |
| 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 |
|---|---|
| 277292-1 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 277292-1 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 6685-00-077-8490 is a Gage,absolute Pressure,dial Indi, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-077-8490 has 1 manufacturer part number on file: 277292-1 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 277292-1: Mounting Hole Quantity: 3; Scale Accuracy: 0.10 OF 1 PCT ENTIRE RANGE; Scale Name: PRESSURE; Overall Diameter: 10.688 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.
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.