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 5835-01-566-5462
NSN 5950-01-587-2427
NSN 2925-01-330-2988
NSN 4140-01-236-8856
NSN 5960-01-570-8605
NSN 6620-00-911-6747
NSN 5920-00-539-4168
NSN 5855-00-167-7893
NSN 6610-01-589-5146
NSN 6650-01-382-8569
NSN 2925-01-495-2690
NSN 5998-01-440-6094