The Barometer,digital Display, cataloged under National Stock Number 6685-01-567-4716, 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 Vaisala Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 6685-01-567-4716 |
| Primary Part Number | PTB220AAA1A1 |
| Item Name | Barometer,digital Display |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Vaisala Inc. |
| Status | ACTIVE |
| Environmental Attribute Code | BAROMETERS & HYGROMETERS - CONSUMER PRODUCTS - NON-MERCURY ALTERNATIVE |
| 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 |
|---|---|
| PTB220AAA1A1 PRIMARY | Vaisala Inc. (USA) |
| PTB220AAA1A1A1DB | Vaisala Inc. (USA) |
| Reference | Meaning |
|---|---|
| H310801-1 | D/9 Drawing number reference only Raytheon Company Div Corp |
NSN 6685-01-567-4716 is a Barometer,digital Display, manufactured by Vaisala Inc., classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-567-4716 has 2 manufacturer part numbers on file: PTB220AAA1A1 (Vaisala Inc.), PTB220AAA1A1A1DB (Vaisala Inc.).
Key specifications for PTB220AAA1A1: Special Features: SILICON CAPACITIVE ABSOLUTE PRESSURE SENSOR, OPERATING TEP RANGE OF NEG 40 DEGREES TO 140 DEGREES FARENHEIT; Environmental Attribute Code: BAROMETERS & HYGROMETERS - CONSUMER PRODUCTS - NON-MERCURY ALTERNATIVE; Part Name Assigned by Controlling Agency: BAROMETER, DIGITAL; End Item Identification: AN/FPS-132. 1 specification is 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.