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 5855-01-047-3231
NSN 6610-00-053-9565
NSN 6645-00-168-0781
NSN 5930-00-795-9392
NSN 5905-00-145-3895
NSN 7035-01-277-8959
NSN 6320-01-119-3935
NSN 7035-01-174-7878
NSN 5975-01-278-9055
NSN 5895-01-392-1700
NSN 2925-00-139-8309
NSN 6645-01-191-9076