The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-413-4593, 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 Meggitt Safety Systems Inc. Government technical data includes 24 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-413-4593 |
| Primary Part Number | 6901-817 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Meggitt Safety Systems Inc |
| Status | ACTIVE |
| Scale Accuracy | PORM 5 PCT FULL SCALE |
| Scale Name | PRESSURE |
| Overall Diameter | 1.310 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Method | SURFACE |
| Scale Inscription/background Color | BLACK MARKINGS 0N WHITE BACKGROUND |
| Scale Smallest Increment | 50.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 2000.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Material Document and Classification | MIL-T-7840 MIL SPEC SINGLE MATERIAL RESPONSE ACTUATING ELEMENT |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 1-1/4 IN. DIA IN |
| Graduation Unit | 100.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BOTTOM |
| Pointer Color | BLACK |
| Surface Treatment | ANODIZE CASE |
| Material | GLASS PROTECTIVE CRYSTAL |
| Material | NICKEL ALLOY 600 ACTUATING ELEMENT |
| Material | ALUMINUM CASE |
| Connection Quantity | 1 |
| Connection Size | 0.438 IN. TUBE 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 |
|---|---|
| 2076742P1 | Naval Sea Systems Command (USA) |
| 6901-817 PRIMARY | Meggitt Safety Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 2076742P1 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 6901-817 | 5/9 Secondary reference Meggitt Safety Systems, Inc. Dba Meggitt Control Systems-Ventura County |
NSN 6685-00-413-4593 is a Gage,pressure,dial Indicating, manufactured by Meggitt Safety Systems Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-413-4593 has 2 manufacturer part numbers on file: 2076742P1 (Naval Sea Systems Command), 6901-817 (Meggitt Safety Systems Inc).
Key specifications for 6901-817: Scale Accuracy: PORM 5 PCT FULL SCALE; Scale Name: PRESSURE; Overall Diameter: 1.310 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 24 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.