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61903ZZ
Bearing (Extended Stock)
61903ZZ
Bearing (Extended Stock)
SKF Bearing (Extended Stock) with ZZ (Metal Shield) seals measuring 17mm bore × 30mm outer diameter × 7mm 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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SKF Bearing (Extended Stock) with ZZ (Metal Shield) seals measuring 17mm bore × 30mm outer diameter × 7mm 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) | 17mm |
| Outer Diameter (D) | 30mm |
| Width (B) | 7mm |
61903ZZ
Bearing (Extended Stock)
Technical Specifications
| Part Number | 61903ZZ |
| Brand | SKF |
| Bearing Type | Bearing (Extended Stock) |
| Seal Type | ZZ (Metal Shield) |
| Material | Chrome Steel (SAE 52100) |
| Cross-Reference | 61903ZZC3, 61903ZZSS, 61903, 61903-2Z-HLC, 61903C3 |
| Bore (Inner Diameter) | 17 mm |
| Outer Diameter | 30 mm |
| Width / Thickness | 7 mm |
Enquire About the SKF 61903ZZ
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Technical Datasheet
Download full specifications for 61903ZZ — dimensions, load ratings, and material data.
SKF Technical Resources
Equivalent part numbers from other manufacturers that can be used as direct replacements for 61903ZZ.
Engineering support
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About the SKF 61903ZZ
The SKF 61903ZZ, is a bearing (extended stock), with ZZ (Metal Shield) sealing, featuring a 17mm bore, 30mm outer diameter, and 7mm width, manufactured from chrome steel (sae 52100), and is in stock at Buy Bearings.
SKF Bearing (Extended Stock) with ZZ (Metal Shield) seals measuring 17mm bore × 30mm outer diameter × 7mm 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 61903ZZ bearing (extended stock) is specified with 17mm bore (inner diameter), 30mm outer diameter, 7mm width. The ZZ (Metal Shield) 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 61903ZZ from Buy Bearings?
- UK-authorised distributor with genuine SKF products
- Expert technical support from our engineering team
- Competitive pricing with fast UK dispatch
- Full technical datasheet and cross-reference support
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Frequently Asked Questions
What is a 61903ZZ bearing?
The 61903ZZ is a SKF Bearing (Extended Stock) with a 17mm bore, 30mm outer diameter and 7mm width. It is In Stock at Buy Bearings.
What are the 61903ZZ dimensions?
The 61903ZZ measures 17mm bore (inner diameter) × 30mm outer diameter × 7mm width.
What is the 61903ZZ cross-reference?
The 61903ZZ is interchangeable with 61903ZZC3, 61903ZZSS, 61903, 61903-2Z-HLC, 61903C3. Contact our team to confirm an exact equivalent for your application.
Is the 61903ZZ in stock?
The 61903ZZ 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 17mm shaft diameter — complementary components for your bearing.
