Description
Overview:
The 12mm External Circlip is a small, strong fastener that fits into a machined groove on a shaft to stop components moving along the axis. It is commonly used to retain bearings, gears, pulleys, and spacers on rotating shafts in machinery, garden equipment, and automotive assemblies. Made from hardened steel for high tensile strength and resilience, it offers dependable grip under vibration and repeated load. This size suits shafts with a nominal 12mm diameter and is designed for quick fitting and removal using external circlip pliers. Supplied individually for maintenance or one-off repairs, it helps keep equipment running safely and accurately. Manufacturer Part Number: 903 1230.
Key Features:
- For 12mm nominal shaft diameter to control axial movement and retain components
- Hardened steel construction for strength and wear resistance in demanding use
- External design locates securely in a shaft groove for a positive stop
- Lug holes for easy installation and removal with standard circlip pliers
- Precise form for consistent fit and reliable seating in the groove
- Stable under vibration and shock loads commonly found in machinery and vehicles
- Compact profile allows close component spacing without adding bulk
- Sold individually, ideal for maintenance, spares kits, and on-site repairs
- MPN 903 1230 for straightforward identification and reordering
- Size range available across the series from 12mm to 25mm for broader coverage
Typical Applications:
Retaining bearings on motor and gearbox shafts, holding spacers or washers in position on mower blade spindles, securing pulleys and sprockets on drive shafts, and locating hubs or collars in power tools, compressors, pumps, agricultural equipment, and automotive sub-assemblies. Useful for preventive maintenance, rebuilds, and quick fixes where reliable axial retention is required without using threaded fasteners.
Also known as:
C-clip, shaft lock ring, Seeger ring, DIN 471 external retaining ring, shaft clip, lock ring for shaft grooves. These terms are commonly used across workshop manuals, parts lists, and engineering drawings when referring to external groove retention on a round shaft.
Product Specifications
| L&S Part No. | 903 1230 |
|---|---|
| Unit of Sale | Each |
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