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 6620-01-247-7655
NSN 2925-01-514-3865
NSN 6610-00-076-5613
NSN 6220-00-101-8799
NSN 5950-00-242-0042
NSN 5895-01-044-1977
NSN 6130-01-171-7597
NSN 6130-00-354-0251
NSN 5930-01-042-9611
NSN 5960-00-994-0783
NSN 7035-01-325-0536
NSN 6645-01-535-7136