Description
- Aetna AG2318-A idler sprocket for #40 or #41 roller chain (1/2 in pitch)
- 18 teeth with accurately contoured, case-hardened teeth to resist wear and chain damage
- 1/2 in bore (.516/.522) - mounts on a standard 1/2 in bolt; 3-1/16 in OD; 0.45 lbs
- Permanently lubricated sealed bearing - no relubrication; self-wiping seal tolerates misalignment
- Typical uses: combine gathering chains, harvesters, balers, conveyors, packaging machines
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