The Tester,vacuum Gage, cataloged under National Stock Number 6685-01-570-0722, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-570-0722 |
| Item Name | Tester,vacuum Gage |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Overall Diameter | 2.000 INCHES NOMINAL IN |
| Graduation Unit | 1.0 INCHES IN |
| Usage Design | VACUUM ONLY TEST GAUGE FOR CANS AND JARS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M-135-A | 3/2 Design control — primary reference U.S. Government activity |
NSN 6685-01-570-0722 is a Tester,vacuum Gage, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-570-0722: Overall Diameter: 2.000 INCHES NOMINAL IN; Graduation Unit: 1.0 INCHES IN; Special Features: A QUCK FIRM STROKE FORCES POINTED NEEDLE THROUGH TOP AND SOFT RUBBER GASKET MATERIAL AROUND NEEDLE PREVENTS AIR FROM ENTERING CONTAINER WHILE YOU READ THE GAUGE.ONE INCH GRADUATIONS IN HG,INSIDE 2 INCH DIA CASE IN; Part Name Assigned by Controlling Agency: GAUGE VACUUM TEST. 3 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.