Heavy Duty Type X Needle Track Roller

Rugged, Reliable, and Precision-Engineered for Demanding Applications

Heavy Duty Performance Bearings for Aerospace Industry | Hatches and Cargo Doors

Built to Endure, Engineered for Precision

The AS21442 bearing is engineered to tackle the toughest loads and provide unmatched durability, making it the top choice for industries that require heavy-duty performance. Built with precision engineering and high-quality materials, this robust track roller excels in applications with high radial loads, shock impacts, and rigorous operational demands.

Key Features & Advantages

  • Exceptional Load-Bearing Capacity

    Engineered to support high radial and shock loads, this heavy-duty needle track roller is perfect for demanding applications, offering reliable performance and reducing the risk of failure under stress.

  • Durability Under Extreme Conditions

    Made from premium-grade, corrosion-resistant plated materials, the AS21442 is built to withstand challenging environments and maintain its integrity in tough conditions, extending service life and lowering maintenance costs.

  • Low Friction & Smooth Operation

    With its advanced needle roller composition, this track roller minimizes friction, enabling smoother operation, reduced energy consumption, and less wear on surrounding components.

  • Precision Engineering

    Tight tolerances and rigorous quality standards ensure that this track roller delivers consistent, reliable performance, ideal for applications requiring high precision and dependability.

  • Versatile & Adaptable

    Compatible with various industrial applications, including automation, heavy machinery, and transportation systems, this roller is a flexible solution that enhances operational efficiency across multiple sectors.

Applications

The AS21442 bearing can be found in aircraft cargo door and hatch actuation systems, flap and slat actuation mechanisms, landing gear systems, and additional locations.

Part #

MS21442 Dash Number

Bore Diameter

+.0002″ / -.0004″

Outer Ring Diameter

+.0020″ / -.0005″

Overall Width

+.005″ / -.010″

Outer Ring Width

+.005″ / -.005″

Clamping Diameter

MIN

Crown Radius

REFERENCE

Radial Internal Clearance

MAX FILLET CORNER WILL CLEAR

Capacity as a Track Roller

MAX

Limit Load Rating

LB

Approximate Weight

LB

MS21442-1210.250.750.56250.50.5100.0160.002320002600

The AS21442 bearing is a robust and durable solution for demanding industrial applications. Engineered to withstand heavy loads and harsh conditions, it offers exceptional load-bearing capacity, low friction, and precision engineering. This versatile track roller is ideal for various sectors, including aerospace, automation, and heavy machinery.

To learn more about how the AS21442 can benefit your specific application, contact Carter Aerospace today for a quote.

Bearings for Aircraft Cargo Door
Bearings for Aircraft Landing Gear
Aerospace Bearings AS21442

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