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 5905-01-474-5173
NSN 5930-00-923-7187
NSN 5855-00-256-5562
NSN 5930-01-419-6170
NSN 5975-01-010-2953
NSN 6320-00-433-2773
NSN 6220-01-050-5139
NSN 6685-00-854-9169
NSN 6645-00-938-2173
NSN 5996-01-482-7596
NSN 6320-01-233-5798
NSN 6240-01-080-0888