# STC SA895EA

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Honeywell International Inc., United States
- Description: Installation of Grimes three light strobe kit, P/N 34-0112-3 as supplemental lighting.
- Applied: September 14, 1971
- Status date: June 4, 2007
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 2A4](https://openairdocs.org/tcds/2A4)
- Certificate PDF: https://openairdocs.org/files/sha256/64/30/6430228e4650cd78102ee06b9a48b6f722a7497eb6d18738d8315ec3a4389b41
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/45DF8C394AD719D48625731A006CBE94.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA895EA

## ADs that name it (0)

None.

## Approved models (4)

- Twin Commander Aircraft Corporation 680-T ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft Corporation 680-V ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft Corporation 680-W ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft Corporation 681 ([TCDS 2A4](https://openairdocs.org/tcds/2A4))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

550 Route 55 Urbana, OH 43078

Part 3 of the Civil Air Regulations.

(See Type Certificate Data Sheet No. 2A4 for complete certification basis).

2A4 Original Product--Type Certificate Number :

Make : Twin Commander Model : 680T, 680V, 680W, 681

Installation of Grimes Three Light Strobe Kit P/N 34-0112-3 as Supplemental Lighting in accordance with the data listed in Grimes Manufacturing Company Three Light Strobe Kit Specification Sheets, P/N 34-0112-3, dated September 7, 1971, or later FAA approved revision.

1. The following placard must be prominently displayed in full view of the pilot:

“CAUTION TURN OFF STROBE LIGHT WHEN TAXIING NEAR OTHER AIRCRFT OR WHEN FLYING IN FOG OR CLOUDS. STANDARD POSITION LIGHTS MUST BE USED FOR ALL NIGHT OPERATIONS.”

2. The installer must determine whether this design change is compatible with previously approved modifications.

(See STC Continuation Sheet Page 3)

Date of application : September 14, 1971 Date reissued : May 5, 1988, November 5, 1991, June 4, 2007

Date of issuance : January 20, 1972

( Signature) Charles L. Smalley Manager, Systems and Flight Test Branch Chicago Aircraft Certification Office

( Title)

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

Number SA895EA

Date Reissued : June 4, 2007

Limitations and Conditions: Cont.

3. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

…END…

## Every issue (1)

- June 4, 2007: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/64/30/6430228e4650cd78102ee06b9a48b6f722a7497eb6d18738d8315ec3a4389b41)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.