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 5990-01-179-1000
NSN 5935-01-485-9313
NSN 6240-00-185-8367
NSN 6685-00-980-6027
NSN 5990-01-035-9673
NSN 6685-01-575-9269
NSN 5905-01-546-3892
NSN 6645-01-096-9719
NSN 6150-01-523-4623
NSN 5930-01-124-5696
NSN 5950-01-464-0714
NSN 6135-00-266-9762