# STC SA1864NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: CAMMACORP, United States
- Description: Installation of a Sperry IONS 1020 inertial Omega Navigation System.
- Status date: July 15, 1983
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A25](https://openairdocs.org/tcds/4A25)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/1A7B41CCED05428985256CC10083D1D3.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1864NM

## ADs that name it (0)

None.

## Approved models (1)

- McDonnell Douglas Corporation DC-8-72 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))

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