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 5855-00-185-1560
NSN 5990-00-586-6435
NSN 5925-01-441-9512
NSN 5835-00-969-1920
NSN 6220-00-535-3230
NSN 5920-01-371-2869
NSN 4140-01-158-4139
NSN 6685-00-306-4742
NSN 5915-00-976-9580
NSN 5950-00-561-3445
NSN 6620-00-087-7930
NSN 5915-01-361-5388