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 6645-00-551-8291
NSN 6240-01-078-0351
NSN 6320-01-219-5174
NSN 6145-01-433-3608
NSN 5999-00-389-9283
NSN 6645-00-171-9639
NSN 4140-01-065-9367
NSN 6685-01-467-3035
NSN 6645-01-257-2856
NSN 6145-01-554-3045
NSN 5975-00-473-7859
NSN 6135-01-426-8282