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 6620-01-430-4111
NSN 6620-01-140-0489
NSN 6645-01-230-5073
NSN 5920-00-425-2878
NSN 6130-01-008-6461
NSN 6135-00-377-9165
NSN 6610-01-570-7550
NSN 5910-00-924-2100
NSN 7035-00-631-3782
NSN 6110-00-617-7440
NSN 5998-01-098-8893
NSN 5930-00-856-1831