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 5975-01-154-2431
NSN 5960-01-359-4257
NSN 5915-00-774-8418
NSN 6145-01-278-0593
NSN 6620-00-827-1611
NSN 5905-01-357-1110
NSN 6645-01-113-2051
NSN 5998-00-686-2152
NSN 5925-01-643-6399
NSN 5975-00-122-6048
NSN 5985-01-106-9385
NSN 6320-01-106-4414