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Support Rollers


Support Rollers
The IKO RNAST30R is an open support roller featuring a crowned profile, produced from premium chrome steel by IKO Japan. It is engineered to operate without an inner ring, allowing direct running on hardened shafts while reducing edge pressure during deflection. This bearing is ideal for demanding linear motion paths and cam mechanisms.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
This bearing is priced on application. Our team will get back to you with competitive pricing within 24 hours, no obligation.
The IKO RNAST30R is an open support roller featuring a crowned profile, produced from premium chrome steel by IKO Japan. It is engineered to operate without an inner ring, allowing direct running on hardened shafts while reducing edge pressure during deflection. This bearing is ideal for demanding linear motion paths and cam mechanisms.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.

Support Rollers
| Part Number | RNAST30R |
| Brand | IKO |
| Bearing Type | Support Rollers |
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The IKO RNAST30R, is a support rollers, and is extended stock at Buy Bearings.
The IKO RNAST30R is an open support roller featuring a crowned profile, produced from premium chrome steel by IKO Japan. It is engineered to operate without an inner ring, allowing direct running on hardened shafts while reducing edge pressure during deflection. This bearing is ideal for demanding linear motion paths and cam mechanisms.
Support Rollerss are commonly used in:
The RNAST30R is a IKO Support Rollers. It is Extended Stock at Buy Bearings.
The RNAST30R is Extended Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Same support rollers, closest dimensions first — useful if you need a slightly different size or this part is unavailable.







