10PCS NBR Rubber O-Ring Gaskets 0.8mm CS – Multiple OD Sizes
10PCS NBR Rubber O-Ring Gaskets 0.8mm CS – Multiple OD Sizes
Details
10-Pack NBR Rubber O-Ring Seal Gaskets – 0.8mm Cross Section
Keep your equipment leak-free and well-sealed with these precision-made NBR (Nitrile Butadiene Rubber) O-Ring Gaskets. Sold in a convenient pack of 10, these black rubber sealing rings are engineered for a reliable, tight fit across a wide range of applications — from watch waterproofing and air conditioning units to hydraulic systems and general mechanical assemblies.
Made in Mainland China.
Key Features
- Material: High-quality NBR (Nitrile Butadiene Rubber) — black
- Cross Section (CS) Thickness: 0.8mm for a precise, snug seal
- Available OD Sizes: 13.6mm / 18mm / 22.3mm / 25mm / 30.6mm / 32.8mm / 42mm / 47mm / 55mm
- Shape: Standard ring gasket
- Pack Quantity: 10 pieces per lot
Performance Properties
- ✔ Oil Resistant — stands up to petroleum-based fluids and lubricants
- ✔ Wear Resistant — durable construction for long-lasting performance
- ✔ Waterproof Sealing — ideal for watch crowns, tubes, and water-exposed joints
- ✔ Temperature Resistant — maintains integrity across a broad temperature range
- ✔ Flexible & Compressible — conforms to mating surfaces for an airtight seal
Common Applications
- Watch waterproofing gaskets
- Air conditioning and HVAC systems
- Hydraulic and pneumatic fittings
- Plumbing and pipe connections
- General mechanical and industrial sealing
Specifications
| Brand | Ouling |
| Material | NBR Rubber |
| Color | Black |
| Cross Section (CS) | 0.8mm |
| Available OD | 13.6 / 18 / 22.3 / 25 / 30.6 / 32.8 / 42 / 47 / 55mm |
| Quantity | 10 pcs/lot |
| Standard | Standard |
| Origin | Mainland China |
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Frequently Asked Questions
Q: What sizes are available for these NBR O-Ring gaskets?
A: These NBR rubber O-ring gaskets are available in the following outer diameters (OD): 13.6mm, 18mm, 22.3mm, 25mm, 30.6mm, 32.8mm, 42mm, 47mm, and 55mm. All have a cross-section (CS) thickness of 0.8mm.
Q: Are these O-rings suitable for watch waterproofing?
A: Yes! These NBR rubber O-ring seal gaskets are designed for waterproof applications, including watch crowns and cases. Their precise 0.8mm cross-section ensures a reliable, watertight seal for watch components.
Q: What makes NBR rubber a good material for O-ring gaskets?
A: NBR (Nitrile Butadiene Rubber) is highly regarded for its excellent oil resistance, wear resistance, and temperature tolerance, making it ideal for mechanical sealing, HVAC, hydraulic, and waterproofing applications.
Q: How many O-rings are included per order?
A: Each order includes 10 pieces (10PCS/lot) of NBR rubber O-ring gaskets in your selected OD size.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.
Materials + Care
We prioritize quality in selecting the materials for our items, choosing premium fabrics and finishings that ensure durability, comfort, and timeless appeal.
Shipping + Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.