The Gage,compound Pressure-Vacuum,di, cataloged under National Stock Number 6685-01-114-9501, 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 Weksler Glass Thermometer Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments (FSG 66) |
| Manufacturers | Evac North America Inc (CAGE 47WD8); Weksler Glass Thermometer Corp (CAGE 64467) |
| Parameter | Value |
|---|---|
| NSN | 6685-01-114-9501 |
| Primary Part Number | BA13 PCB4 LWXX |
| Item Name | Gage,compound Pressure-Vacuum,di |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Weksler Glass Thermometer Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 2503121 | Evac North America Inc (USA) |
| BA13 PCB4 LWXX PRIMARY | Weksler Glass Thermometer Corp (USA) |
| Reference | Meaning |
|---|---|
| 2503121 | 5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
NSN 6685-01-114-9501 is a Gage,compound Pressure-Vacuum,di, manufactured by Weksler Glass Thermometer Corp, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-114-9501 has 2 manufacturer part numbers on file: 2503121 (Evac North America Inc), BA13 PCB4 LWXX (Weksler Glass Thermometer Corp).
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.