حلقات O من بونا-ن نيترايل 0.139" CS × 0.609" ID | AS568-208 | داش 208 | حلقة X | صلابة 70 (400/عبوة)

The 70 durometer on these o-rings provides just the right balance of firmness and flexibility for my hydraulic application. I really appreciate the wide service temperature range since they see both cold starts and hot running conditions. With 400 in a pack I've got plenty for current and future pro

I’ve been through a lot of o-ring assortments over the years, and these 208s are the first batch where the durometer actually feels consistent across all 400 pieces. They seated perfectly in my hydraulic fittings without any squishing or rolling out, and the -40°F rating gives me peace of mind for w

The cross-section is exactly 0.139" as listed, and these o-rings seated perfectly in my hydraulic fitting without any binding. I've used them up to about 200°F so far without any sign of hardening or cracking.