The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-655-4358, 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. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-655-4358 |
| Primary Part Number | 25 1009SWL 02L VAC/100PSI |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Ashcroft Inc Dba Heise |
| Status | ACTIVE |
| Scale Accuracy | 1% FULL SCALE. ASME GRADE 1A A |
| Scale Name | PRESSURE |
| Overall Diameter | 2.75 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Connection Location | ANY ACCEPTABLE |
| Mounting Method | NPTF FITTING |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGROUND |
| Scale Smallest Increment | 1.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 100.0 POUNDS PER SQUARE INCH LBS |
| Scale Name for Which Pointer Is Designed | PRESSURE |
| Pointer Type | INDICATING |
| Adjustability | NONADJUSTABLE |
| Scale Type | DIAL |
| Connector Type Vent | PROVIDED |
| Dial Size | 2.45 INCHES IN |
| Graduation Unit | 1.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BACK, LOWER |
| Pointer Color | BLACK |
| Material | STEEL CORROSION RESISTING CASE |
| Material | STEEL CORROSION RESISTING ACTUATING ELEMENT |
| Material | PLASTIC POLYCARBONATE PROTECTIVE CRYSTAL |
| Connection Quantity | 1 |
| Bezel Type | SNAP-ON |
| Connection Size | .025 INCH IN |
| 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 |
|---|---|
| 25 1009SWL 02L VAC/100PSI PRIMARY | Ashcroft Inc Dba Heise (USA) |
NSN 6685-01-655-4358 is a Gage,pressure,dial Indicating, manufactured by Ashcroft Inc Dba Heise, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-655-4358 has 1 manufacturer part number on file: 25 1009SWL 02L VAC/100PSI (Ashcroft Inc Dba Heise).
Key specifications for 25 1009SWL 02L VAC/100PSI: Scale Accuracy: 1% FULL SCALE. ASME GRADE 1A A; Scale Name: PRESSURE; Overall Diameter: 2.75 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 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.