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RNA49042RS
Bearing (Extended Stock)
RNA49042RS
Bearing (Extended Stock)
ISB Bearing (Extended Stock) with 2RS (Contact Seal) seals measuring 20mm bore × 37mm outer diameter × 17mm width. A versatile bearing suitable for a range of mechanical applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
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ISB Bearing (Extended Stock) with 2RS (Contact Seal) seals measuring 20mm bore × 37mm outer diameter × 17mm width. A versatile bearing suitable for a range of mechanical applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Technical Dimensions & Load Ratings
Confirm these values match your shaft, housing and application requirements before ordering.
Dimensions
| Bore Diameter (d) | 20mm |
| Outer Diameter (D) | 37mm |
| Width (B) | 17mm |
RNA49042RS
Bearing (Extended Stock)
Technical Specifications
| Part Number | RNA49042RS |
| Brand | ISB |
| Bearing Type | Bearing (Extended Stock) |
| Seal Type | 2RS (Contact Seal) |
| Material | Chrome Steel (SAE 52100) |
| Bore (Inner Diameter) | 20 mm |
| Outer Diameter | 37 mm |
| Width / Thickness | 17 mm |
Enquire About the ISB RNA49042RS
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Technical Datasheet
Download full specifications for RNA49042RS — dimensions, load ratings, and material data.
ISB Technical Resources
Engineering support
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About the ISB RNA49042RS
The ISB RNA49042RS, is a bearing (extended stock), with 2RS (Contact Seal) sealing, featuring a 20mm bore, 37mm outer diameter, and 17mm width, manufactured from chrome steel (sae 52100), and is in stock at Buy Bearings.
ISB Bearing (Extended Stock) with 2RS (Contact Seal) seals measuring 20mm bore × 37mm outer diameter × 17mm width. A versatile bearing suitable for a range of mechanical applications. Manufactured from Chrome Steel (SAE 52100) for durability and long service life. In Stock at Buy Bearings. Order by 1pm for next-day UK dispatch.
Key Specifications
The RNA49042RS bearing (extended stock) is specified with 20mm bore (inner diameter), 37mm outer diameter, 17mm width. The 2RS (Contact Seal) sealing arrangement protects against contamination and retains lubricant for extended service life. The chrome steel (sae 52100) construction provides excellent wear resistance and durability in demanding operating conditions.
Common Applications
Bearing (Extended Stock)s are commonly used in:
Why Buy the RNA49042RS from Buy Bearings?
- UK-authorised distributor with genuine ISB products
- Expert technical support from our engineering team
- Competitive pricing with fast UK dispatch
- Full technical datasheet and cross-reference support
- 30-day returns on standard products
Frequently Asked Questions
What is a RNA49042RS bearing?
The RNA49042RS is a ISB Bearing (Extended Stock) with a 20mm bore, 37mm outer diameter and 17mm width. It is In Stock at Buy Bearings.
What are the RNA49042RS dimensions?
The RNA49042RS measures 20mm bore (inner diameter) × 37mm outer diameter × 17mm width.
Is the RNA49042RS in stock?
The RNA49042RS is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same bearing (extended stock), closest dimensions first — useful if you need a slightly different size or this part is unavailable.
Related Parts — Seals & Bushings
Matching seals and bushings for 20mm shaft diameter — complementary components for your bearing.
