The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-372-3281, 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 Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro. Government technical data includes 19 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 | 6685-01-372-3281 |
| Primary Part Number | 157998 |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro |
| Status | ACTIVE |
| Scale Name | PRESSURE |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Actuation Type | PRESSURE SENSING ELEMENT |
| Scale Inscription/background Color | BLACK FIGURES ON WHITE BACKGRND |
| Connection Type | EXTERNAL |
| Scale Range | +0.0 TO 600.0 MILLIBARS |
| Pointer Type | INDICATING |
| Accessory Components and Quantity | HOSE CONNECTING ADAPTER |
| Adjustability | ADJUSTABLE |
| Scale Type | SINGLE |
| Connector Type Vent | NOT PROVIDED |
| Dial Size | 2-IN. DIA. |
| Connection Location | LOWER REAR LEFT SIDE |
| Color | BLACK CASE |
| Pointer Color | BLACK |
| Surface Treatment | ENAMEL CASE |
| Material | STEEL CASE |
| Connection Quantity | 1 |
| Connection Size | 0.660 IN. DIA. AIR QUICH DISCONNECT; 1.600 IN. LONG 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 |
|---|---|
| 157998 PRIMARY | Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro (USA) |
NSN 6685-01-372-3281 is a Gage,pressure,dial Indicating, manufactured by Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-372-3281 has 1 manufacturer part number on file: 157998 (Zodiac of North America, Inc. Dba Zodiac of North America Inc Div Milpro).
Key specifications for 157998: Scale Name: PRESSURE; Overall Diameter: 2.000 INCHES NOMINAL IN; Actuation Type: PRESSURE SENSING ELEMENT; Scale Inscription/background Color: BLACK FIGURES ON WHITE BACKGRND. 19 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.