A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6620-01-632-2154
NSN 5985-01-168-6694
NSN 5965-01-046-9619
NSN 5999-01-166-3021
NSN 5950-00-267-9912
NSN 6645-00-650-3405
NSN 5990-01-606-9305
NSN 5990-00-583-9920
NSN 5855-01-487-8872
NSN 6610-00-239-2397
NSN 5960-01-632-6576
NSN 6220-00-887-0588