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 6135-01-625-0765
NSN 6610-01-085-0831
NSN 5975-00-159-4071
NSN 6620-00-538-8746
NSN 6105-01-570-7484
NSN 6645-00-451-6462
NSN 5945-01-338-0835
NSN 5998-00-957-1126
NSN 6130-01-295-6626
NSN 6145-00-914-5256
NSN 5975-01-437-5352
NSN 5985-01-494-0040