The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-554-8602, 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 Thuemling Industrial Products Inc. Government technical data includes 12 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 | 6685-01-554-8602 |
| Primary Part Number | EGP-RED |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Thuemling Industrial Products Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Overall Diameter | 5.200 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | PANEL |
| Mounting Hole Diameter | 0.180 INCHES NOMINAL IN |
| Scale Type | CONCENTRIC DIAL |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 4.000 INCHES IN |
| Bolt Circle Diameter | 4.570 INCHES NOMINAL IN |
| Connection Location | BACK, LOWER |
| Material | STEEL CORROSION RESISTING CASE |
| 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-RED PRIMARY | Thuemling Industrial Products Inc (USA) |
NSN 6685-01-554-8602 is a Gage,pressure,dial Indicating, manufactured by Thuemling Industrial Products Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-554-8602 has 1 manufacturer part number on file: EGP-RED (Thuemling Industrial Products Inc).
Key specifications for EGP-RED: Mounting Hole Quantity: 3; Overall Diameter: 5.200 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE; Mounting Method: PANEL. 12 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.