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Estimated between Nov 02, 2026 and Nov 04, 2026 Ships within 1-3 business day after payment clears. | SHOP Track Order | Ourlum Orders | Track Orders
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O-Ring Kit - Auto Durable Sealing. This 225-piece nitrile rubber O-ring kit eliminates leaks across automotive engines, pumps, and gearboxes with sealing compounds that resist oil, fuel, and high temperatures. Engineered for professionals and serious DIYers, the kit covers hole, shaft, static, and rotary seal applications in a single pack, reducing downtime and stocking costs.
Constructed from heavy-duty nitrile rubber, these O-rings withstand thermal cycling and aggressive fluids without excessive swelling. The material chemistry preserves sealing pressure in demanding environments, making them suitable for engine oil, hydraulic systems, and mechanical components exposed to heat and chemical stress.
Auto technicians rebuilding diesel engines gain confidence knowing every cylinder bore seal size is accessible. Plant mechanics managing hydraulic actuators rely on the inventory to restore pressure containment . Homeowners repairing vintage motorcycles or irrigation equipment avoid part mismatches due to the kit's profile diversity.
Material: Nitrile Rubber (NBR)
Quantity: 225 pieces
Diameter Profiles: Assorted bore diameters and cross-sections
Resistance: High temperature, oil, fuel, coolant, and chemical exposure
Function: Static, dynamic, shaft, hole, dust, and fixed rotary seals
Select the correct size by measuring groove diameter and cross-section, then match to the kit's variety. Join 66 buyers who rate this set 4.91 out of 5 stars for consistent fit and leak-free performance in shop and field conditions.
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At OurLum.com, we don’t just promise quality—we guarantee it. Every product is carefully selected and tested to meet real-life needs, and your satisfaction is 100% backed by our no-hassle return policy. If it doesn’t work for you, we’ll make it right—fast. Shop confidently knowing you're getting trusted products, secure checkout, and real support when you need it. Because at OurLum, your peace of mind comes first
I didn’t get the size 😅
225-Piece Nitrile O-Ring Kit for Automotive and Industrial Sealing
Small iron
225-Piece Nitrile O-Ring Kit for Automotive and Industrial Sealing
The purchase of the product is fast and arrives in good condition
The order arrived on time thanks to the seller for this five stars
I'm satisfied!
225-Piece Nitrile O-Ring Kit for Automotive and Industrial Sealing
The article well packed, arrived before the indicated date, I will hardly test it but it looks very good.
The product has been received and the same quantity and size as described as the same as the name sheet, I like the quality of the rubber bands, I recommend to buy
Very good, thank you, we will check
👍👍
normal
will do
Very nice product
Very complete
tiny rings and very thin
Very good
We will see the quality according to the description.
Good condition
👍 👏 🤝
Everything is fine
Compliant with the description
I am great
Dimensions are real and correct
the rings are good but small
Good!
Thanks 👍
👍 👍 👍
Good items
good rings. many different sizes
Good set
