The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-00-033-7933, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 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 | 6685-00-033-7933 |
| Primary Part Number | 1656732 |
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Scale Name | PRESSURE-VACUUM |
| Overall Diameter | 2.750 INCHES NOMINAL IN |
| Scale Inscription/background Color | BLACK MARKINGS ON WHITE BACKGROUND |
| Criticality Code Justification | FEAT |
| Scale Range | +0.0 TO 30.0 INCHES OF MERCURY AND +0.0 TO 60.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| Pointer Type | INDICATING |
| Accessory Components and Quantity | 1/4 PIPE TEE,BRASS 1,HOSE ASSEMBLY 1,SOCKET COUPLING 2 |
| Scale Type | SINGLE |
| Graduation Unit | 10.0 INCHES OF MERCURY AND 10.0 POUNDS PER SQUARE INCH LBS |
| Connection Location | BOTTOM |
| Pointer Color | BLACK |
| Unable to Decode | UNABLE TO DECODE |
| Material | COPPER OR PLASTIC CASE |
| Connection Quantity | 1 |
| Connection Size | 0.250 IN. NPT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1656732 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 6685-00-033-7933 is a Gage,compound Pressure-Vacuum,di, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-033-7933 has 1 manufacturer part number on file: 1656732 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1656732: Scale Name: PRESSURE-VACUUM; Overall Diameter: 2.750 INCHES NOMINAL IN; Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND; Criticality Code Justification: FEAT. 15 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.