The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-628-8401, 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 Mcdaniel Control Inc. Government technical data includes 13 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 | 6685-01-628-8401 |
| Primary Part Number | EGP-GF |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Mcdaniel Control Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Name | POUNDS PRESSURE |
| Overall Diameter | 3.94 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | PANEL FLANGE |
| Scale Smallest Increment | 25.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Scale Range | +0.0 TO 300.0 POUNDS PER SQUARE INCH LBS |
| Mounting Hole Diameter | 0.19 INCHES NOMINAL IN |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Graduation Unit | 25.0 POUNDS PER SQUARE INCH LBS |
| Pointer Color | BLACK |
| Material | STEEL CORROSION RESISTING ACTUATING ELEMENT |
| 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 |
|---|---|
| EGP-GF PRIMARY | Mcdaniel Control Inc (USA) |
NSN 6685-01-628-8401 is a Gage,pressure,dial Indicating, manufactured by Mcdaniel Control Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-628-8401 has 1 manufacturer part number on file: EGP-GF (Mcdaniel Control Inc).
Key specifications for EGP-GF: Mounting Hole Quantity: 3; Scale Name: POUNDS PRESSURE; Overall Diameter: 3.94 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 13 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.