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 5835-00-754-7255
NSN 5950-00-358-1140
NSN 6220-01-624-2825
NSN 6110-00-759-8317
NSN 5910-01-146-3363
NSN 5935-01-047-1255
NSN 5950-01-229-3601
NSN 5975-01-038-8707
NSN 6135-00-835-2330
NSN 2925-00-918-0859
NSN 6220-01-458-9601
NSN 6110-01-134-5071