Product description

The Snap-On A12 retaining ring (reference 1-19077A) is a high-quality circlip-style fastener designed for the axial retention of components on 12mm shafts or within bores. The "A" designation typically refers to an external-style ring that fits into a groove on a shaft, while the "12" indicates the nominal size in millimeters. This component is essential for preventing the migration of small bearings, linkages, or pivot pins in complex mechanical linkages and automotive sub-assemblies. Its spring-tempered construction allows it to be installed and removed with standard circlip pliers while retaining its original shape and gripping tension. This Snap-On retaining ring is built to meet the rigorous standards of professional mechanics, offering a direct-fit replacement for the 1-19077A reference part. It ensures that critical assemblies remain intact and function as intended, even in high-cycle or high-vibration applications.

Product highlights

• External-style A12 retaining ring for 12mm shaft applications.
• Features OEM cross-reference 1-19077A for precise part matching.
• Provides reliable axial security for bearings and mechanical linkages.
• High-tension spring steel construction for repeated use and durability.
• Essential for automotive, electronics, and small machinery repair.

Specs

• Size: 12mm (A12)
• OEM Reference: 1-19077A
• Manufacturer: Snap-On
• Manufacturer Part Number: ST7022559

Direct replacement models

Snap-On ST7022559, 1-19077A

You will receive the same product or an OEM-Equivalent that meets the highest standard of the OEM with warranty that will be a direct-fit. Manufactured with rigorous industry standards and certified in the USA with superior quality to the OEM.