Rubber O Ring 18 Sizes 270pcs Car Truck Green ORing Replacement Air Conditioning Tools with Holder Case

Description: Assortment O-Rings with convenient resealable plastic case. Total 18 most popular used O-ring Sizes. 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. HNBR can be formulated to meet application temperatures ranging between -45 degrees C and 165 degrees C, and HNBR is classified by ASTM as DH-type polymer. Specifications: Material: Rubber Housing color: Green Size types: 18 sizes (as picture show) Box size (L*W*H): 23x10x3cm/9.04"x3.93"x1.18"(approx) Quantity: 1 set (270 pieces) Package include: 1 x Set Rubber O Ring