With over 15 years development, Tihai Sealing Products Co.,Ltd. have become a leader China metric o ring manufacturer of seal components and machine tool accessories. We had obtained international certificate of ISO9001:2000 and QS9000 in 1996 and got the certification of ISO/TS16949 in 2003. And we produce all kinds of customized metric o rings in varies materials of engine system (including exhaust system and muffler) in automobiles and motorcycle. While producing products of our own brand, we also provide OEM products with origin production of some famous brands such as B+S, NOK, TTO, VALQUA and DZ.

10 each of 18 of the most popular sizes. Features green HNBR o-rings. The use of single turn PTFE Back-Up rings will help control O-Ring extrusion into clearances caused by high pressure in hydraulic applications. These rings are compatible with all hydraulic fluids, since they are virtually chemically inert, and can also be used in applications involving elevated operating temperatures. In addition, PTFE back-up rings can greatly improve O-Ring performance and extend service life, even if extrusion does not present a problem. For personal and professional workshops, garages and plumbing service etc. Assortment box keeps O-Rings organized and right at your fingertips.

An assortment of approximately 419 Rubber 'O' Rings. Supplied in a plastic storage case. It should be noted that the molds in this listing were cut to nitrile shrinkages. Running other compounds in these molds may result in slightly larger or smaller dimensions. Please contact our Customer Service Department, if further information regarding material shrinkage differentials is needed. Contains the following sizes (I.D. x section):• 3 x 1.5, 4.4 x 2, 5 x 2, 7 x 1.5, 10 x 1.5, 10 x 2.5, 11 x 2.5,13 x 1.5, 13 x 2.5, 14 x 2.5, 16 x 2.5, 18 x 2.5, 18 x 3.5, 19 x 2.5,20 x 3.5, 21 x 2.5, 22 x 2.5, 22 x 3.5, 23.5 x 3.5, 25 x 3.5, 26.5 x 3.5,28 x 3.5, 30 x 3.5, 31 x 3.5, 33 x 3.5, 34.5 x 3.5,36 x 3.5, 38 x 3.5,41 x 3.5, 44 x 3.5, 47 x 3.5 and 50 x 3.5mm.

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