Retainer Ring, Roller Bearing, 8.5x20 Spindle Bearing, Inner

Name: Retainer Ring, Roller Bearing, 8.5x20 Spindle Bearing, Inner
Brand: Sieg Industrial Group
SKU: 4362
Price: 4.6 USD
Availability: InStock
Rating: 5.0 (5 reviews)

Retainer Ring, Roller Bearing, 8.5x20 Spindle Bearing, Inner - Main image

$4.6 ~~$6.39~~ In stock

Steel outer retaining ring for bearings. This ring fits firmly on the shaft and sits against the roller bearing serving to both retain position as well as protect the bearing from outside material.

The ring is made of steel.

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Express Shipping · United States: $3.99

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Customer Reviews (5.0 / 5 · 5 reviews)

Chloe K. ★★★★★ Oct 22, 2026

The steel construction feels solid and the fit on my 8.5x20 shaft was precise, no wobble at all. It keeps the bearing snugly in place and seems like it will hold up well over time.

Evelyn H. ★★★★★ Oct 21, 2026

I used this to keep the spindle bearing seated firm on my lathe shaft, and the inner lip grabbed tight with no slipping at all. The steel feels sturdy enough to handle vibration during heavy cutting.

Natalie D. ★★★★★ Oct 20, 2026

The steel ring slipped right onto the shaft without any wobble, and it’s held the roller bearing snugly in place during a few hours of use. I like that it doubles as a shield, keeping grit from sneaking in behind the bearing.