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 2925-00-452-6403
NSN 5990-00-165-1809
NSN 6685-01-032-4752
NSN 6220-01-644-6964
NSN 6150-00-752-8554
NSN 5905-01-051-2280
NSN 5895-00-050-0785
NSN 2925-00-132-1280
NSN 6320-00-500-4172
NSN 5895-01-552-3244
NSN 5975-00-322-2905
NSN 5990-01-132-4156