The Indicator,temperature,card, cataloged under National Stock Number 6685-01-549-0152, 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 The Boeing Company. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-549-0152 |
| Primary Part Number | 369A4521-7 |
| Item Name | Indicator,temperature,card |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 369A4521-7 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 369A4521-7 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 6685-01-549-0152 is a Indicator,temperature,card, manufactured by The Boeing Company, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-549-0152 has 1 manufacturer part number on file: 369A4521-7 (The Boeing Company).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-633-8304. Verify interchangeability with system specifications before substitution.
Key specifications for 369A4521-7: End Item Identification: MD SERIES 369A HELICOPTER A. 0 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.
NSN 6685-01-549-0152 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.