The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-032-5591, 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 Altec Air, Llc Dba Altec Llc. Government technical data includes 28 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-032-5591 |
| Primary Part Number | P9111 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Altec Air, Llc Dba Altec Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Scale Accuracy | 2PCT MIDDLE 3RD OF RANGE |
| Scale Name | HIGH PRESSURE |
| Overall Diameter | 3.700 INCHES NOMINAL IN |
| Actuation Type | BOURDON TUBE |
| Mounting Connection Location | BACK |
| Mounting Method | FLANGE |
| Scale Inscription/background Color | BLACK GRADUATION AND NO.,WHITE BACKGROUND |
| Scale Smallest Increment | 1.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Connection Type | EXTERNAL |
| Scale Range | +0.000 TO 60.000 POUNDS PER SQUARE INCH LBS |
| Mounting Hole Diameter | 0.219 INCHES NOMINAL IN |
| Pointer Type | INDICATING |
| Adjustability | ADJUSTABLE |
| Scale Type | DIAL |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 3.500 INCH DIAMETER IN |
| Graduation Unit | 10.0 POUNDS PER SQUARE INCH LBS |
| Bolt Circle Diameter | 4.840 INCHES NOMINAL IN |
| Connection Location | BACK |
| Color | BLACK CASE |
| Pointer Color | BLACK |
| Surface Treatment | PAINT EPOXY CASE |
| Material | STEEL CASE |
| Material | COPPER ALLOY 511 ACTUATING ELEMENT |
| Connection Quantity | 1 |
| Bezel Type | THREAD |
| Connection Size | 0.234 INCH DIAMETER,0.750 INCH LENGTH 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 |
|---|---|
| P9111 PRIMARY | Altec Air, Llc Dba Altec Llc (USA) |
NSN 6685-01-032-5591 is a Gage,pressure,dial Indicating, manufactured by Altec Air, Llc Dba Altec Llc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-032-5591 has 1 manufacturer part number on file: P9111 (Altec Air, Llc Dba Altec Llc).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-359-6761. Verify interchangeability with system specifications before substitution.
Key specifications for P9111: Mounting Hole Quantity: 3; Scale Accuracy: 2PCT MIDDLE 3RD OF RANGE; Scale Name: HIGH PRESSURE; Overall Diameter: 3.700 INCHES NOMINAL IN. 28 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.