The Control,pressurizing Set, cataloged under National Stock Number 6685-01-021-5648, 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 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-021-5648 |
| Item Name | Control,pressurizing Set |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Maximum Overall Width | 12.500 INCHES IN |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | ENCASED |
| Maximum Overall Length | 13.000 INCHES IN |
| Maximum Overall Height | 7.750 INCHES IN |
| Maximum Wattage Rating in Watts | 21.0 |
| Mounting Method | PORTABLE |
| Power Source | EXTERNAL |
| Maximum Voltage Rating in Volts | 115.0 AC |
| Operating Range | 0 TO 1000 LB PRESSURE RANGE LBS |
| 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 |
|---|---|
| BCE-1 | 3/9 Design control — primary reference Volumetrics |
NSN 6685-01-021-5648 is a Control,pressurizing Set, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-01-021-5648: Maximum Overall Width: 12.500 INCHES IN; Phase: SINGLE; Frequency in Hertz: 60.0; Inclosure Type: ENCASED. 11 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.