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 6645-01-622-6161
NSN 5895-01-521-7708
NSN 5960-01-570-8605
NSN 5985-01-403-2835
NSN 5975-00-816-9621
NSN 6685-00-503-2759
NSN 5905-01-221-2463
NSN 5985-01-181-4837
NSN 2925-01-461-6372
NSN 5835-01-328-6626
NSN 6110-00-740-5750
NSN 6135-01-447-5083