# STC ST12086AK

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Lynden Air Cargo LLC, United States
- Description: Installation of Carbon Fiber Brakes, Lock-Ring Wheels, & Mark IV Antiskid
- Applied: September 24, 2024
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS A1SO](https://openairdocs.org/tcds/A1SO)
- Certificate PDF: https://openairdocs.org/files/sha256/c1/f2/c1f2683adbefacf8d21073e1e7776459fcb46f5aadbafdfaacab38c6070a7b7c
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149231133920250903154208.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST12086AK

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Martin Corporation 382G ([TCDS A1SO](https://openairdocs.org/tcds/A1SO))

## 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.

FAA Form 8110-2 (03/21) Page 1 of 2 Number: ST12086AK This certificate issued to: Lynden Air Cargo, LLC 6520 Kulis Drive Anchorage, AK 99502

Original Product Type Certificate Number: A1SO

Make: Lockheed Martin Corporation Model: 382G Description of Type Design Change:

Installation of Carbon Fiber Brakes, Lock-Ring Wheels, & Mark IV Antiskid in accordance with Lynden Air Cargo “Master Data List”, Doc. No. D1145.320000, Rev IR, dated August 13, 2025 or later FAA approved revision.

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

2. Installation shall be maintained in accordance with Lynden Air Cargo “Instructions for Continued Airworthiness for Carbon Fiber Brakes, Lock-Ring Wheels, & Mark IV Antiskid Installed on Lockheed Martin Aeronautics Company Model 382G ‘Hercules’ Airplane”, Doc. No. ICA-1145-02, Rev IR, dated June 20, 2025, or later FAA accepted revision.

3. Lynden Air Cargo “Airplane Flight Manual Supplement” Doc. No. AFMS-1145-01, Rev IR, dated August 13, 2025, or later FAA approved revision, is a required part of this installation.

Date of Application: September 24, 2024

Date of Issuance: September 2, 2025 Date Reissued:

for Gregory S. DiLibero Title: Manager, West Certification Branch Part 25 of Federal Aviation Regulations.

Number: ST12086AK Effective Date:

Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: ST12086AK

## Every issue (1)

- Undated: Issued, Current. [certificate](https://openairdocs.org/files/sha256/c1/f2/c1f2683adbefacf8d21073e1e7776459fcb46f5aadbafdfaacab38c6070a7b7c)

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