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 6620-01-661-0455
NSN 6145-01-553-9556
NSN 5950-01-438-1425
NSN 6685-00-785-6058
NSN 6145-00-087-5694
NSN 6130-00-528-1266
NSN 5925-01-158-0762
NSN 6135-01-278-9717
NSN 5920-00-331-0583
NSN 5990-00-167-2692
NSN 6130-01-647-5354
NSN 5990-01-316-0989