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 6320-01-250-0290
NSN 5965-01-067-9280
NSN 4140-01-349-3914
NSN 6105-01-127-0659
NSN 5975-00-924-9927
NSN 5945-00-811-8211
NSN 5990-01-118-0151
NSN 6645-00-570-0092
NSN 6130-00-067-8451
NSN 5996-01-083-0642
NSN 6645-01-209-0264
NSN 6685-00-567-1178