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 5935-01-577-2821
NSN 6320-00-483-0451
NSN 6220-01-416-5880
NSN 5975-01-351-5249
NSN 5975-00-149-0676
NSN 6685-00-495-1294
NSN 5855-01-630-3541
NSN 6145-00-365-0121
NSN 6610-01-462-5980
NSN 6620-01-246-4314
NSN 6645-01-322-8897
NSN 5975-00-816-9621