The Indicator-Thermal D, cataloged under National Stock Number 1680-01-193-8602, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Meggitt Safety Systems Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Indicator-Thermal D |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Meggitt Safety Systems Inc (CAGE 25693); The Boeing Company (CAGE 8V613) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-193-8602 |
| Primary Part Number | 18602-2 |
| Item Name | Indicator-Thermal D |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Meggitt Safety Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 18602-2 PRIMARY | Meggitt Safety Systems Inc (USA) |
| 7-117210002 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 18602-2 | 5/9 Secondary reference Meggitt Safety Systems, Inc. Dba Meggitt Control Systems-Ventura County |
| 18602-2 | 5/9 Secondary reference Meggitt Safety Systems Inc |
NSN 1680-01-193-8602 is a Indicator-Thermal D, manufactured by Meggitt Safety Systems Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-193-8602 has 2 manufacturer part numbers on file: 18602-2 (Meggitt Safety Systems Inc), 7-117210002 (The Boeing Company).
1 possible match (shared part number, not a government interchangeability claim): 4520-01-624-4224. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1680-01-193-8602 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.