الولايات المتحدة الأمريكية ختم ZUSAHSQ70216 BUNA-N O-RING ، 70A Durometer ، Black ، Profile Profile ، Dash 216 ، 0.139 في المقطع العرضي ، 1.109 في ID ، 1.387 في OD ، حزمة 50 ، Buna ، Nitrile ، NBR
Square profile O-Rings require less squeeze to make an effective seal and won't roll or twist in moving applications. Buna-N is the most commonly used O-Ring material due to its strength and durability. It is suitable for a broad range of fluids including oils, water, and mild chemicals. Material: Buna-N; Grade: Standard; Hardness: Standard (70A - 80A).