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 6620-00-899-6403
NSN 5965-00-798-3597
NSN 6610-01-130-2829
NSN 6620-00-801-8885
NSN 6650-00-131-7284
NSN 6135-01-230-4399
NSN 6645-00-736-0476
NSN 5925-01-569-2422
NSN 5905-01-659-7703
NSN 5999-01-106-3808
NSN 2925-01-440-9912
NSN 5945-00-558-8549