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 6150-00-271-0520
NSN 6220-00-538-1074
NSN 5930-01-412-4256
NSN 5930-01-281-0646
NSN 6685-01-540-7262
NSN 6320-00-149-7570
NSN 5895-00-291-4873
NSN 5925-01-106-4498
NSN 6105-01-370-5226
NSN 5990-01-588-3999
NSN 6320-00-098-2858
NSN 2925-01-157-9204