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 5975-01-127-0457
NSN 6320-01-527-0211
NSN 6610-01-070-6044
NSN 6135-01-461-2915
NSN 5925-00-606-4076
NSN 6650-00-116-7439
NSN 2925-01-387-0870
NSN 6620-01-406-3584
NSN 6685-01-198-2633
NSN 6645-01-523-8809
NSN 6610-00-506-1977
NSN 5925-01-588-0860