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 5990-01-307-4489
NSN 5960-00-355-7307
NSN 6645-00-106-0140
NSN 6130-00-510-4399
NSN 6145-01-608-4405
NSN 5935-01-322-8135
NSN 6135-00-660-8654
NSN 6220-00-504-2943
NSN 5965-00-689-1545
NSN 5996-01-373-9107
NSN 5990-00-806-3556
NSN 2925-01-262-1418