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 6240-00-428-4027
NSN 6650-00-554-4568
NSN 6685-01-256-2064
NSN 6150-01-287-9958
NSN 5990-01-442-3520
NSN 5999-00-936-9271
NSN 5905-01-235-4569
NSN 6110-01-268-7140
NSN 6645-00-216-6126
NSN 5950-00-862-5680
NSN 5965-00-471-5018
NSN 5855-00-494-9581