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 6240-00-120-0140
NSN 5930-01-277-3349
NSN 5985-01-156-9990
NSN 5925-01-347-9837
NSN 6240-01-338-1773
NSN 5975-00-231-4841
NSN 5950-01-587-2427
NSN 5945-01-283-6918
NSN 5855-00-962-5792
NSN 2925-00-964-7128
NSN 6685-01-197-7703
NSN 6130-01-327-3261