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Radial Shaft Seal


Radial Shaft Seal
Radial shaft seal 12x24x7mm, rubber cased (R21 type). Single-lip nitrile oil seal for general rotating shaft applications.
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.
Radial shaft seal 12x24x7mm, rubber cased (R21 type). Single-lip nitrile oil seal for general rotating shaft applications.
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) | 12mm |
| Outer Diameter (D) | 24mm |
| Width (B) | 7mm |

Radial Shaft Seal
| Part Number | 12x24x7 R21 |
| Brand | Neutral |
| Bearing Type | Radial Shaft Seal |
| Seal Type | Rubber Cased |
| Material | Nitrile Rubber (NBR) |
| Bore (Inner Diameter) | 12 mm |
| Outer Diameter | 24 mm |
| Width / Thickness | 7 mm |
Get a competitive quote within 24 hours — no obligation. Our engineering team can help with specifications, cross-references, and volume pricing.
Download full specifications for 12x24x7 R21 — dimensions, load ratings, and material data.
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The Neutral 12x24x7 R21, is a radial shaft seal, with Rubber Cased sealing, featuring a 12mm bore, 24mm outer diameter, and 7mm width, manufactured from nitrile rubber (nbr), and is in stock at Buy Bearings.
Radial shaft seal 12x24x7mm, rubber cased (R21 type). Single-lip nitrile oil seal for general rotating shaft applications.
The 12x24x7 R21 radial shaft seal is specified with 12mm bore (inner diameter), 24mm outer diameter, 7mm width. The Rubber Cased sealing arrangement protects against contamination and retains lubricant for extended service life. The nitrile rubber (nbr) construction provides excellent wear resistance and durability in demanding operating conditions.
Radial Shaft Seals are commonly used in:
The 12x24x7 R21 is a Neutral Radial Shaft Seal with a 12mm bore, 24mm outer diameter and 7mm width. It is In Stock at Buy Bearings.
The 12x24x7 R21 measures 12mm bore (inner diameter) × 24mm outer diameter × 7mm width.
The 12x24x7 R21 is In Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Same radial shaft seal, closest dimensions first — useful if you need a slightly different size or this part is unavailable.
Matching seals and bushings for 12mm shaft diameter — complementary components for your bearing.




