Disclaimer: The information provided is for general informational and educational purposes only. Nothing contained herein shall be construed as guidance for, or a basis of, compliance of any regulatory or certification standards. This information must not be used as the sole basis for the certification, inspection, repair, modification, or return to service of any aircraft, product, or component. Users are responsible for consulting appropriate, approved technical data, regulatory authorities, before performing any maintenance, modification, or return-to-service actions.
Tool Manufactuers
Aviation Maintenance and Specialty Tooling
Helicopter-Specific Maintenance Tools
Rotorweld – Specializes in welding and fabrication solutions for helicopter maintenance and repair operations.
Helicopter Work Aids – Provides custom helicopter maintenance tooling, alignment kits, and work platforms.
Heli Tooling – Offers precision tools and support equipment specifically designed for helicopter maintenance.
HeliLadder – Manufactures specialized access ladders and work stands for helicopter maintenance.
Aircraft Maintenance Platforms and Safety Solutions
LockNClimb – Develops safety ladders and maintenance platforms designed for aviation mechanics.
Dart Aerospace – Supplies aircraft maintenance stands, cargo solutions, and safety equipment.
Aero-Access – Specializes in aircraft access platforms, maintenance stands, and fall protection systems.
Specialty Aviation Hand Tools and Kits
SGST Aerospace – Offers specialized aerospace tools and maintenance solutions.
APT Tools – Provides aircraft maintenance tools and custom tool kits for aviation professionals.
ODS Aero Tool – Specializes in aviation hand tools, rivet guns, and torque wrenches.
Midwest Turbines – Supplies engine stand tool kits and aviation maintenance hardware.
Aircraft Ground Support Equipment (GSE) and Power Solutions
Ground Power Units (GPU) and Charging Equipment
Tesla Industries – Develops high-performance aircraft ground power units and aviation battery solutions.
StartPac – Offers portable GPUs and battery power units for aircraft starting and maintenance operations.
Pilot John – A supplier of ground support equipment, tools, and maintenance supplies.
Aero Specialties – Provides aviation GSE, including GPUs, towbars, and hydraulic servicing units.
White Lightning GPU – Specializes in lightweight, efficient GPUs for aircraft ground operations.
Red Box Aviation – Supplies aviation ground power units, battery carts, and aircraft maintenance tools.
Tronair – Offers aircraft jacks, towbars, deicing equipment, and hydraulic power solutions.
FlyTek GSE – Manufactures advanced ground support equipment for aircraft maintenance operations.
Unitron LP – Provides solid-state ground power solutions and frequency converters for aviation.
Lamar Technologies – Develops aircraft electrical components, power supplies, and voltage regulators.
BatteryMINDers – Specializes in smart battery chargers and maintainers for aviation applications.
Aviation Fasteners, Tool Suppliers, and Inspection Equipment
Aircraft Fasteners and Hardware
Aircraft Tool Supply – A one-stop shop for aviation hand tools, fasteners, and specialty maintenance kits.
Brown Tool – Offers riveting tools, torque wrenches, and aircraft fasteners.
Yardstore – Supplies aviation sheet metal tools, clecos, and maintenance hardware.
Professional Aviation Tool Kits
Snap-On Aviation – Provides high-quality aviation tool kits, torque wrenches, and specialty aircraft maintenance tools.
Pan American Tool – Specializes in drill bits, reamers, and cutting tools for aircraft maintenance.
Henchman USA – Offers customized aviation tool kits for maintenance professionals.
Aircraft Inspection and Borescope Solutions
USA Borescopes – Supplies aviation borescopes and inspection cameras for aircraft engine and airframe maintenance
FAA Maintenance and Inspection Requirements
14 CFR 91.407 – This regulation outlines the requirements for returning an aircraft to service after maintenance or alterations. It ensures aircraft maintenance is properly documented and approved before flight operations.
14 CFR 91.411 – Establishes mandatory altimeter system and altitude reporting equipment inspections. These tests are required every 24 months for IFR-certified aircraft.
14 CFR 91.413 – Requires transponder inspections every 24 months to ensure accuracy and compliance with air traffic control requirements. This helps maintain proper aircraft identification and communication with ATC.
14 CFR 135.411 – Provides specific maintenance requirements for aircraft operated under Part 135 regulations (charter and commuter services). It ensures aircraft are maintained to a higher safety standard due to commercial operations.
Advisory Circulars (ACs) for Aircraft Maintenance and Inspections
Maintenance, Repair, and Overhaul (MRO) Guidance
AC 43-2B – Discusses acceptable methods for aircraft repairs and structural modifications. It provides FAA-approved guidance on safe and compliant maintenance practices.
AC 43-6D Ed Update – Covers corrosion control procedures for aircraft to ensure structural integrity. It details best practices for detecting, preventing, and treating corrosion in various aircraft components.
AC 43.13-1B CHG 1 Ed Update – Provides FAA-approved repair and maintenance methods for aircraft systems and structures. It serves as a primary resource for mechanics performing non-standard repairs.
AC 43.13-2B – Details acceptable methods for modifying and altering aircraft components. This ensures alterations are performed in compliance with safety standards.
14 CFR 43.13 – Outlines FAA-approved maintenance, repair, and inspection methods for aircraft. This regulation ensures mechanics follow standardized procedures for safe aircraft servicing.
Repair Station and Component Maintenance Standards
14 CFR 145.109 – This regulation establishes repair station recordkeeping requirements. It mandates proper documentation of all maintenance activities, including parts replacement and inspections to ensure compliance
AC 145-9A – Provides guidance on compliance requirements for FAA-certified Part 145 repair stations. It includes inspection, recordkeeping, and operational standards.
AC 120-77A – Establishes FAA procedures for evaluating and approving aircraft materials for maintenance and repairs. It ensures that materials used in repairs meet durability and safety requirements.
AC 65-15A – Covers certification and training requirements for aircraft maintenance technicians (AMTs). It sets competency and qualification standards for mechanics working on FAA-certified aircraft.
FAA Guidance for Maintenance Procedures and Documentation
Technical Orders and Inspection Procedures
8110.37F – Defines FAA procedures for aircraft certification and engineering approvals. It is essential for modifications, repairs, and compliance evaluations.
8300.16A CHG 1 – Provides guidance for aircraft inspection programs and maintenance tracking. It ensures aircraft maintenance history is well-documented for compliance.
8620.2B – Establishes inspection authorization (IA) policies for certified mechanics. It clarifies requirements for annual and progressive aircraft inspections.
Maintenance Documentation and Safety Compliance
AC 00-56B CHG 1 – Covers quality control procedures for aircraft parts and maintenance documentation. It ensures traceability and airworthiness of replacement components.
AC 43-12A CHG 1 – Discusses preventive maintenance best practices for aircraft operators and mechanics. It includes recommended service intervals and procedures for common inspections.
FAA Orders and Legal Interpretations for Maintenance Practices
FAA Legal Interpretations for Aircraft Maintenance and Repair
Meyer 2015 Legal Interpretation – Provides FAA legal opinions on repair station obligations. It clarifies regulatory expectations for maintaining compliance.
Siilats 2015 Legal Interpretation – Discusses FAA’s legal position on maintenance compliance and certification issues. It helps repair stations understand legal responsibilities.
Clark 1996 Legal Interpretation – Addresses documentation requirements for repair stations and aircraft maintenance providers. It reinforces FAA’s stance on recordkeeping and inspection compliance.
Fields 2024 Legal Interpretation (14 CFR §§ 145.59 & 145.61) – Clarifies FAA requirements for repair station ratings and compliance. It is essential for understanding operational limits and certification rules.
FAA Order 8900.1 – Maintenance Inspector Guidance
8900.1, Vol. 6, Ch. 11, Sec. 2 – Outlines FAA inspector guidance for repair station audits and compliance checks. It helps inspectors verify that maintenance facilities meet regulatory standards.
8900.1, Vol. 6, Ch. 9, Sec. 15 – Discusses FAA procedures for issuing special flight permits for aircraft undergoing maintenance. It is critical for operators needing temporary flight approvals.
FAA 8900.1, Vol. 6, Ch. 11, Sec. 20 – Provides FAA inspector guidance for maintenance and repair station audits. It ensures compliance with regulatory maintenance standards and certification requirements.
FAA 8900.1, Vol. 6, Ch. 9, Sec. 9 – Establishes FAA monitoring procedures for aircraft maintenance programs. It focuses on inspections, safety protocols, and compliance reviews of maintenance operations.
FAA 8900.1, Vol. 6, Ch. 11, Sec. 28 – Covers inspection requirements and safety standards for composite aircraft structures. It provides guidance on evaluating damage, repair methods, and compliance checks for composite materials.
FAA 8900.1, Vol. 6, Ch. 2, Sec. 26 – Details FAA certification and compliance requirements for repair stations. It ensures maintenance facilities adhere to federal airworthiness standards
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Disclaimer: The information provided by the Air Medical Mechanics Organization (AMMO) is for general informational and educational purposes only. It has not been reviewed, approved, or accepted by the Federal Aviation Administration (FAA), any Organization Designation Authorization (ODA) holder, Type Certificate (TC) holder, Supplemental Type Certificate (STC) holder, or any aircraft or component manufacturer.
Nothing contained herein shall be construed as guidance for, or a basis of, compliance with FAA regulations, manufacturer-approved data, type certificate or supplemental type certificate requirements, or any other regulatory or certification standards. This information must not be used as the sole basis for the certification, inspection, repair, modification, or return to service of any aircraft, product, or component.
Users are responsible for consulting appropriate, approved technical data, regulatory authorities, and manufacturer guidelines before performing any maintenance, modification, or return-to-service actions. AMMO assumes no liability for the use or misuse of any information provided