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 5925-01-182-7717
NSN 2925-00-193-2402
NSN 6620-00-109-9498
NSN 5990-01-485-0260
NSN 6685-01-565-1801
NSN 5930-01-617-3656
NSN 6145-01-464-9653
NSN 6135-00-862-5154
NSN 5990-01-360-0711
NSN 5945-01-006-9422
NSN 5998-00-150-2751
NSN 6150-00-995-3181