QA1 CFL4S C Series Female Spherical Rod End 1/4in Bore Left Hand Thread

The QA1 CFL4S is a C Series 2-piece carbon steel spherical rod end designed for economical yet durable performance in automotive, racing, and industrial applications. This female studded rod end features a 1/4 inch bore diameter with left-hand threading on both the shank and ball stud, making it ideal for steering linkages, suspension components, and fabricated assemblies.

Key Specifications:

• Bore Diameter: 1/4 inch (0.250 in) with +0.0025/-0.0005 inch tolerance
• Thread Size: 1/4 inch-28 left-hand female shank thread
• Ball Stud: 1/4 inch-28 left-hand male threaded stud built into rod end head
• Overall Length: 1-5/8 inches
• Head Outside Diameter: 3/4 inch
• Maximum Ball Swivel: 27 degrees angular misalignment
• Static Radial Load Capacity: 3,820 lbf

Construction Features:

• Ball Material: 52100 alloy bearing steel, heat-treated, precision ground, and hard chrome plated for durability
• Housing Material: Carbon steel with protective chrome plated finish for corrosion resistance
• Design: 2-piece metal-to-metal construction (Mohawk style)
• Compliance: Follows SAE Specification J1120

The 2-piece design features a swaged body construction where the housing is crimped around the ball on each side, providing a robust and economical solution for light to medium-duty applications. The left-hand thread configuration allows for adjustable linkage assemblies when paired with right-hand threaded rod ends. Regular lubrication is recommended for optimal performance and longevity.