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 4140-01-287-5429
NSN 6145-01-260-9035
NSN 5905-01-630-6019
NSN 5920-00-445-0027
NSN 5895-01-106-3532
NSN 5905-01-163-9075
NSN 6105-00-539-0393
NSN 6645-01-445-9089
NSN 5950-01-466-0366
NSN 6110-01-084-2651
NSN 5960-01-430-3911
NSN 2925-00-456-7627