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 6620-01-503-6576
NSN 6135-01-115-2867
NSN 6145-00-081-3993
NSN 4140-00-577-3512
NSN 5950-01-059-8871
NSN 6110-00-486-0514
NSN 6220-01-159-9080
NSN 6650-01-147-7135
NSN 5925-01-528-4402
NSN 6240-00-960-8458
NSN 5985-01-110-3803
NSN 6645-00-033-8714