These are the small O ring seals used for watch crowns/winders. Water Proofing Watch Crown Seals - Small Sizes. People are saying that watch repairing is a dying trade, well let us help you find top quality horologist tools and accessories at trade prices.
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Commonly used materials: NBR (NBR), silicone (VMQ), Fluorine rubber (FKM). Material: Butyl rubber, silicone, fluorine rubber. Fluorine rubber: heat-resistant 200 degrees, good oil resistance, abrasion resistance, pressure resistance, corrosion resistance, acid and alkali resistance.
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100pcs/ 245pcs Assorted Sealing Gasket Set. Soft and flexible rings, easy to install. Effectively prevent oil leaking, water leaking, air leaking, and other problems. Color: Mixed color. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
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Size : ID x OD. You can select the size "Buy it now". There are a variety of sizes available but they are not all listed.
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O Rings - 1mm C/S - Nitrile. O Rings - 1.5mm C/S - Nitrile. O Rings - 2mm C/S - Nitrile. O Rings - 2.5mm C/S - Nitrile. O Rings - 3mm C/S - Nitrile. Nitrile 53mm ID x 2.5mm C/S O Ring. Choose Quantity.
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1 X 270Pcs 18 Sizes O-ring Kit. Hydrogenated Nitrile Butadiene Rubber (HNBR), also known as Highly Saturated Nitrile (HSN) is special class of nitrile rubber (NBR) and is for mission critical applications.
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The tricolour amber style ring features a pear-shaped gemstone with a width of 4mm and a depth of 2.5mm, set in sterling silver with a band width of 3mm. The main stone, a multicoloured amber, is of excellent cut grade and is nickel-free, making it suitable for those with sensitive skin.
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1. This O-ring assortment set stands out with its heat and pressure-bonded structure, enhancing burst resistance and pressure rating. The self-centering design simplifies machining and use, eliminating the need for shaped parts to retain the gasket. It offers oil, wear, pressure, water, corrosion, and heat resistance, with a hardness 2 times that of copper gaskets and 10 times that of aluminum gaskets, ensuring a long service life.2. This O-ring is made of commercial-grade NBR with carbon steel, offering good sealing, high pressure, oil, corrosion, heat, and wear resistance. The self-centering bonded washers simplify machining and use, with no need for parts to be shaped to retain the gasket.
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