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 6135-00-497-0491
NSN 6685-00-798-5211
NSN 6610-01-451-3877
NSN 6620-00-450-2532
NSN 2925-01-175-1217
NSN 5895-01-509-4533
NSN 5930-00-493-2420
NSN 6145-01-602-9331
NSN 5835-00-993-7957
NSN 5910-00-851-3731
NSN 5905-01-109-0794
NSN 6610-00-342-9825