NAS557-6A – Textron Aviation OEM Grommet
Durable Protective Grommet for Aircraft Wiring, Tubing, and Control Systems
Available now at Airparts.aero.
Product Overview
The NAS557-6A Textron Aviation OEM Grommet is a high-performance protective component designed to prevent abrasion, chafing, and damage to wiring, hoses, and control cables in aviation applications. Manufactured to Textron Aviation’s OEM specifications, this precision-engineered grommet ensures a secure fit, long-term durability, and enhanced system reliability in high-vibration environments.
Constructed from aerospace-grade elastomers, the NAS557-6A grommet provides excellent resistance to fuel, oil, hydraulic fluids, and extreme temperatures, ensuring optimal protection for critical aircraft systems.
Key Features and Benefits
- Textron OEM-Approved for Airworthiness:
Designed to meet factory specifications, ensuring seamless integration with existing aircraft components. - Durable, Aerospace-Grade Elastomer Construction:
Provides long-term resistance to wear, heat, and exposure to aviation fluids. - Prevents Abrasion and Chafing of Wires, Hoses, and Cables:
Protects electrical wiring, hydraulic lines, and control cables from mechanical wear. - Flexible and Easy to Install:
Ensures a snug, secure fit in bulkheads, panels, and structural components. - FAA-Compliant for Airworthiness:
Manufactured to meet or exceed aviation industry safety and performance standards.
Technical Specifications
- Part Number: NAS557-6A
- Manufacturer: Textron Aviation
- Type: Protective Grommet
- Material: Aerospace-grade elastomer (rubber or synthetic polymer)
- Application: Wire, hose, and cable protection
- Certification: OEM-Approved
Aircraft Compatibility
The NAS557-6A Grommet is designed for use in various Textron Aviation aircraft models, including Cessna, Beechcraft, and other compatible platforms.
Refer to your aircraft’s maintenance manual or consult with a certified aviation technician to verify compatibility.
Applications
- Electrical and Avionics Wiring Protection: Prevents wire chafing and insulation damage.
- Hydraulic and Fuel Line Routing: Protects hoses from abrasion and excessive wear.
- Control Cable and Mechanical Linkage Pass-Throughs: Ensures secure cable movement and prevents premature wear.
Why Choose the NAS557-6A Textron OEM Grommet?
✔ OEM-Certified for Textron Aircraft – Ensures perfect compatibility and factory-quality performance.
✔ Resistant to Heat, Oils, and Aviation Fluids – Designed for long-term use in harsh aircraft environments.
✔ Optimized for Wire and Hose Protection – Prevents mechanical damage and extends component life.
Order Your NAS557-6A OEM Grommet Today
Ensure maximum protection for wiring, tubing, and control cables with the NAS557-6A Textron Aviation OEM Grommet. Visit Airparts.aero today to place your order and benefit from competitive pricing, fast shipping, and expert customer support.
Note: Verify compatibility with your aircraft’s maintenance manual and consult a certified aviation technician for proper installation.
OVERVIEW
An item of any peripheral shape having flanges or groove(s) on its outer perimeter to provide a self-retaining characteristic when inserted in a hole, clamp, or the like. Designed for the purpose of protecting and/or insulating wires, cables and other items passing through it. Excludes bushing, nonmetallic; bumper; and insulator bushing.
SPECIFICATIONS
Hole Diameter
|
0.375 inches nominal
|
Groove Width
|
0.060 inches minimum and 0.070 inches maximum
|
Flange Thickness
|
0.074 inches minimum and 0.079 inches maximum
|
Overall Height
|
0.219 inches nominal
|
Grommet Style
|
Round
|
Large Flange Outside Diameter
|
0.503 inches maximum
|
Groove Outside Diameter
|
0.429 inches nominal
|
Grommet Construction Type
|
Split
|
Color
|
Any acceptable overall
|
Material
|
Plastic overall
|
Material Specification
|
Mil-m-20693 ty1 mil spec single material response overall
|
Specification Data
|
80205-nas577 professional/industrial association standard
|
This part is used on the following aircraft:
- Bombardier Learjet 55
- Gulfstream G-V/G-V-SP/G-550/G-500
- Textron Aviation Beechcraft King Air 100 - all variants
- Textron Aviation Beechcraft King Air 90 - all variants
- Textron Aviation Cessna 500 Citation I-ISP
- Textron Aviation Cessna 525 Citation Citationjet
- Textron Aviation Cessna 560 Citation V-Ultra-Encore-Excel-XLS
- Textron Aviation Cessna 650 Citation III-IV-VI-VII
- Textron Aviation Cessna 750 Citation X
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