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Nitrile Metric O-Ring Assortment (3mm Width)Hillman Item #56263
Hillman's O-rings are one of the simplest, yet most engineered, precise and useful seal designs ever developed. This assortment of O-rings features metrically-sized parts measuring 3mm in total width with parts running 20mm thru 30mm in inner diameter. O-rings in this assortment are made of high-strength Nitrile (Buna-N) rubber. O-rings are ideal for myriad applications. DIY projects, plumbing services, and contracting work are made easier with Hillman O-rings. This full assortment contains eight (8) refills comprised of Hillman item numbers #56264 - #56271.