The Indicator,pressure, cataloged under National Stock Number 6685-01-565-5343, 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 Ashcroft Inc Dba Heise. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Indicator,pressure |
| FSC / FSG | 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments (FSG 66) |
| Manufacturers | Huntington Ingalls Inc Div Newport News Shipbuilding (CAGE 43689); Naval Sea Systems Command (CAGE 53711); Ashcroft Inc Dba Heise (CAGE 049X3) |
| Parameter | Value |
|---|---|
| NSN | 6685-01-565-5343 |
| Primary Part Number | EA24-3POF-EWBO |
| Item Name | Indicator,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| 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 |
|---|---|
| 211054349 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 801-6404732 FIND 89 | Naval Sea Systems Command (USA) |
| EA24-3POF-EWBO PRIMARY | Ashcroft Inc Dba Heise (USA) |
| Reference | Meaning |
|---|---|
| 801-6404732 | D/9 Drawing number reference only Naval Sea Systems Command |
| DF330739 FIND 89 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| EA24-3POF-EWBO | 5/9 Secondary reference Weksler Glass Thermometer Corp |
NSN 6685-01-565-5343 is a Indicator,pressure, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-565-5343 has 3 manufacturer part numbers on file: 211054349 (Huntington Ingalls Inc Div Newport News Shipbuilding), 801-6404732 FIND 89 (Naval Sea Systems Command), EA24-3POF-EWBO (Ashcroft Inc Dba Heise).
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.