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 5930-00-548-6131
NSN 5960-01-260-7430
NSN 6135-01-620-3874
NSN 5975-00-316-2539
NSN 5990-01-147-5225
NSN 6110-01-528-2948
NSN 6685-00-281-2840
NSN 5990-01-122-9149
NSN 6145-01-457-3041
NSN 4140-00-209-2231
NSN 5905-01-161-4699
NSN 5895-00-707-3386