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Support Rollers


Support Rollers
The IKO RNAST30 is a separable open support roller bearing manufactured without an inner ring from hardened chrome steel. Reflecting IKOs renowned Japanese engineering quality, it mounts directly on ground shafts to save space in compact cam drives. The unsealed format facilitates comprehensive lubrication directly across the needle roller complement.
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 RNAST30 is a separable open support roller bearing manufactured without an inner ring from hardened chrome steel. Reflecting IKOs renowned Japanese engineering quality, it mounts directly on ground shafts to save space in compact cam drives. The unsealed format facilitates comprehensive lubrication directly across the needle roller complement.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Confirm these values match your shaft, housing and application requirements before ordering.
| Bore Diameter (d) | 38mm |
| Outer Diameter (D) | 62mm |
| Width (B) | 19.8mm |

Support Rollers
| Part Number | RNAST30 |
| Brand | IKO |
| Bearing Type | Support Rollers |
| Material | Chrome Steel |
| Bore (Inner Diameter) | 38 mm |
| Outer Diameter | 62 mm |
| Width / Thickness | 19.8 mm |
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The IKO RNAST30, is a support rollers, featuring a 38mm bore, 62mm outer diameter, and 19.8mm width, manufactured from chrome steel, and is extended stock at Buy Bearings.
The IKO RNAST30 is a separable open support roller bearing manufactured without an inner ring from hardened chrome steel. Reflecting IKOs renowned Japanese engineering quality, it mounts directly on ground shafts to save space in compact cam drives. The unsealed format facilitates comprehensive lubrication directly across the needle roller complement.
The RNAST30 support rollers is specified with 38mm bore (inner diameter), 62mm outer diameter, 19.8mm width. The chrome steel construction provides excellent wear resistance and durability in demanding operating conditions.
Support Rollerss are commonly used in:
The RNAST30 is a IKO Support Rollers with a 38mm bore, 62mm outer diameter and 19.8mm width. It is Extended Stock at Buy Bearings.
The RNAST30 measures 38mm bore (inner diameter) × 62mm outer diameter × 19.8mm width.
The RNAST30 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.








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