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 5998-01-652-9732
NSN 5905-01-634-0595
NSN 5998-01-188-7961
NSN 6610-00-837-3012
NSN 5965-01-528-6453
NSN 6620-01-312-6350
NSN 6240-00-218-1480
NSN 5945-00-067-8059
NSN 2925-01-523-3607
NSN 5920-00-455-7572
NSN 5945-01-476-6133
NSN 4140-01-525-6961