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 5999-00-390-1324
NSN 4140-00-501-7833
NSN 6620-01-068-6224
NSN 6650-01-599-9849
NSN 6610-01-302-2073
NSN 5835-01-616-6131
NSN 2925-01-519-3221
NSN 6645-00-915-9397
NSN 4140-00-224-5533
NSN 6135-01-326-2536
NSN 6620-01-241-9592
NSN 6145-01-613-1446