Manufactured from HNBR. Designed for use with Freon R134a and R1234YF gas making them suitable for automotive air conditioning units and many other applications. * Made from HNBR. * Designed for use with Freon R134a and R1234YF gas making them suitable for automotive air conditioning units and many other applications. * Contents: (Approximate Quantity) ID x Thickness; Ø3 x 1, 4 x 1, 4.5 x 2, 5 x 2, 6 x 2, 6 x 2.5, 6 x 3, 7 x 2, 8 x 2mm (20 of each), 9 x 2, 10 x 2, 12 x 3, 13 x 3, 14 x 2.5, 17 x 2.5, 18 x 4, 20 x 2, 22 x 2mm (5 of each). * Model No. ACOR225 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2024-11-09 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2025-02-09 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2025-02-18 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2025-09-12 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2026-06-11 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2026-07-04 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2026-09-13 https://elecena.pl/product/27198421/sealey-acor225-air-conditioning-rubber-o-ring-assortment-225pc-metric 2026-10-06