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 4140-01-176-2818
NSN 5935-00-265-0705
NSN 5999-00-552-3165
NSN 6220-01-442-7282
NSN 5975-01-435-7601
NSN 5975-00-792-7364
NSN 5950-01-028-1748
NSN 6685-01-415-1619
NSN 5910-01-304-7145
NSN 5910-01-632-7252
NSN 6320-00-174-1362
NSN 5998-01-296-4503