The Planetary Assembly, cataloged under National Stock Number 1680-01-235-2261, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Thomas Instrument, Incorporated. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-235-2261 |
| Primary Part Number | C5P29374 |
| Item Name | Planetary Assembly |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Thomas Instrument, Incorporated |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT ACCESSORIES EQUIPMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C5P29374 PRIMARY | Thomas Instrument, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| C5P29374 | 5/9 Secondary reference Speco Corp |
| C5P29374 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 1680-01-235-2261 is a Planetary Assembly, manufactured by Thomas Instrument, Incorporated, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-235-2261 has 1 manufacturer part number on file: C5P29374 (Thomas Instrument, Incorporated).
Key specifications for C5P29374: FSC Application Data: AIRCRAFT ACCESSORIES EQUIPMENT; End Item Identification: C5B ACFT. 1 specification is documented in the U.S. Government catalog.
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 1680-01-235-2261 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.