AN3-11A Bolt – Cadmium Plated Steel, 3/16″, Undrilled
The AN3-11A is a standard AN aircraft bolt manufactured to aerospace specifications, designed for structural and general-purpose fastening applications. Featuring a 3/16″ diameter and an undrilled shank, it is ideal for installations where safety wire or cotter pin locking is not required.
Manufactured from high-strength alloy steel and cadmium plated for corrosion resistance, the AN3-11A ensures durability and long service life in aviation environments. This bolt is commonly used across certified aircraft including Cessna, Piper, Beechcraft, and experimental platforms.
Key Features
- AN standard – 3/16″ diameter aircraft bolt
- Grip length: 11/16″
- Undrilled shank (A suffix – no cotter pin hole)
- High-strength alloy steel construction
- Cadmium plated for corrosion protection
- Manufactured to AN / NASM aerospace standards
- Produced by CGI Fasteners
- Suitable for certified aircraft applications
Typical Applications
- Aircraft structural assemblies
- Control linkages and brackets
- Engine bay and firewall mounting points
- General aviation maintenance and repair
The AN3-11A bolt is commonly used across a wide range of aircraft including Cessna, Piper, Beechcraft, and experimental aircraft, making it a standard component for maintenance shops and aircraft owners.
Understanding AN3-11A Designation
AN3 indicates a 3/16″ diameter bolt. The number 11 represents the grip length in 1/16″ increments (11/16″). The “A” suffix denotes an undrilled shank, meaning the bolt does not include a hole for safety wire or cotter pin installation.
Commonly Used With
- AN960 washers (load distribution)
- MS21044 / AN365 self-locking nuts
- AN310 castellated nuts (for drilled variants)
Traceability & Certification
This product is supplied with full aerospace traceability documentation from the original manufacturer. Documentation is physically included in the shipment for immediate reference and record-keeping.
✔ Manufactured by approved aerospace fastener manufacturer – CGI Fasteners / Multi-Mätix (USA)
✔ Full lot and batch traceability available
✔ Material and mechanical test reports available
✔ Magnetic particle inspection performed (ASTM E1444)
✔ Documentation included with each shipment
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