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 6620-01-442-8444
NSN 5960-01-435-1167
NSN 5925-00-798-6767
NSN 6685-01-037-6371
NSN 2925-01-631-7004
NSN 5985-01-446-4457
NSN 6145-01-157-3488
NSN 5835-00-481-5860
NSN 6145-01-356-9940
NSN 4140-01-057-0968
NSN 5925-00-096-5165
NSN 6685-00-287-7564