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30X40X10 R21
Oil Seals
30X40X10 R21
Oil Seals
Single Lip Rubber Oilseal
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Need pricing for this part?
This bearing is priced on application. Our team will get back to you with competitive pricing within 24 hours, no obligation.
Single Lip Rubber Oilseal
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) | 30mm |
| Outer Diameter (D) | 40mm |
| Width (B) | 10mm |
30X40X10 R21
Oil Seals
Technical Specifications
| Part Number | 30X40X10 R21 |
| Brand | Neutral |
| Bearing Type | Oil Seals |
| Bore (Inner Diameter) | 30 mm |
| Outer Diameter | 40 mm |
| Width / Thickness | 10 mm |
Enquire About the Neutral 30X40X10 R21
Get a competitive quote within 24 hours — no obligation. Our engineering team can help with specifications, cross-references, and volume pricing.
Technical Datasheet
Download full specifications for 30X40X10 R21 — dimensions, load ratings, and material data.
Engineering support
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About the Neutral 30X40X10 R21
The Neutral 30X40X10 R21, is a oil seals, featuring a 30mm bore, 40mm outer diameter, and 10mm width, and is in stock at Buy Bearings.
Single Lip Rubber Oilseal
Key Specifications
The 30X40X10 R21 oil seals is specified with 30mm bore (inner diameter), 40mm outer diameter, 10mm width.
Common Applications
Oil Sealss are commonly used in:
Why Buy the 30X40X10 R21 from Buy Bearings?
- UK-authorised distributor with genuine Neutral 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 30X40X10 R21 bearing?
The 30X40X10 R21 is a Neutral Oil Seals with a 30mm bore, 40mm outer diameter and 10mm width. It is In Stock at Buy Bearings.
What are the 30X40X10 R21 dimensions?
The 30X40X10 R21 measures 30mm bore (inner diameter) × 40mm outer diameter × 10mm width.
Is the 30X40X10 R21 in stock?
The 30X40X10 R21 is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same oil seals, 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 30mm shaft diameter — complementary components for your bearing.