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 2925-00-233-5644
NSN 5990-01-512-9129
NSN 6320-00-242-3300
NSN 5950-01-115-2390
NSN 5930-01-454-8717
NSN 5925-00-227-0396
NSN 6645-01-210-5649
NSN 6650-00-137-3845
NSN 5998-01-442-5049
NSN 6135-00-347-0595
NSN 6685-00-160-1313
NSN 6220-01-485-2381