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15X2.5 Oring 15mm ID X 2.5mm CS EPDM Ethylene Propylene FKM FPM Fluorocarbon NBR Nitrile O ring O-ring Sealing Rubber - AliExpress
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uxcell Nitrile Rubber O-Rings 20mm OD 15mm ID 2.5mm Width, Metric Sealing Gasket, Pack of 50: Faucet O Rings: Amazon.com: Industrial & Scientific
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Ideal Vacuum | NW KF-25 to 15mm ID Glass O-Ring Joint Adapter, Stainless Steel, uses No. 28 Joint Clamp SS
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Easy Splice 0.085" +/- .004" (2.2+/-.15 MM) - 90 Duro - Black Viton A™ O- Ring Cord • Eagle Elastomer Inc.
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